3685893904 has 160 divisors (see below), whose sum is σ = 9552245760. Its totient is φ = 1334361600.

The previous prime is 3685893857. The next prime is 3685893917. The reversal of 3685893904 is 4093985863.

It is a super-2 number, since 2×3685893904² = 27171627743088722432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1239139 + ... + 1242109.

It is an arithmetic number, because the mean of its divisors is an integer number (59701536).

Almost surely, 2^3685893904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3685893904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4776122880).

3685893904 is an abundant number, since it is smaller than the sum of its proper divisors (5866351856).

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

3685893904 is a wasteful number, since it uses less digits than its factorization.

3685893904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The square root of 3685893904 is about 60711.5631819837. The cubic root of 3685893904 is about 1544.7123190903.

The spelling of 3685893904 in words is "three billion, six hundred eighty-five million, eight hundred ninety-three thousand, nine hundred four".