3634380 has 72 divisors (see below), whose sum is σ = 11238864. Its totient is φ = 950400.

The previous prime is 3634373. The next prime is 3634417. The reversal of 3634380 is 834363.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 10815 + ... + 11145.

Almost surely, 2^3634380 is an apocalyptic number.

3634380 is a gapful number since it is divisible by the number (30) 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 3634380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5619432).

3634380 is an abundant number, since it is smaller than the sum of its proper divisors (7604484).

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

3634380 is a wasteful number, since it uses less digits than its factorization.

3634380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 3634380 is about 1906.4049936989. The cubic root of 3634380 is about 153.7482252423.

The spelling of 3634380 in words is "three million, six hundred thirty-four thousand, three hundred eighty".