3309701472 has 720 divisors, whose sum is σ = 13014473472. Its totient is φ = 814302720.

The previous prime is 3309701459. The next prime is 3309701477. The reversal of 3309701472 is 2741079033.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3309701477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 32132973 + ... + 32133075.

Almost surely, 2^3309701472 is an apocalyptic number.

3309701472 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 3309701472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6507236736).

3309701472 is an abundant number, since it is smaller than the sum of its proper divisors (9704772000).

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

3309701472 is a wasteful number, since it uses less digits than its factorization.

3309701472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 3309701472 is about 57530.0049713191. The cubic root of 3309701472 is about 1490.2630756300.

The spelling of 3309701472 in words is "three billion, three hundred nine million, seven hundred one thousand, four hundred seventy-two".