3691343232 has 128 divisors (see below), whose sum is σ = 11368512000. Its totient is φ = 1176924672.

The previous prime is 3691343219. The next prime is 3691343233. The reversal of 3691343232 is 2323431963.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3691343233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56269 + ... + 102707.

It is an arithmetic number, because the mean of its divisors is an integer number (88816500).

Almost surely, 2^3691343232 is an apocalyptic number.

3691343232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3691343232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5684256000).

3691343232 is an abundant number, since it is smaller than the sum of its proper divisors (7677168768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3691343232 is a wasteful number, since it uses less digits than its factorization.

3691343232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46485 (or 46467 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

The square root of 3691343232 is about 60756.4254379732. The cubic root of 3691343232 is about 1545.4731927908.

The spelling of 3691343232 in words is "three billion, six hundred ninety-one million, three hundred forty-three thousand, two hundred thirty-two".