3321694404 has 72 divisors (see below), whose sum is σ = 9604777728. Its totient is φ = 948188160.

The previous prime is 3321694391. The next prime is 3321694457. The reversal of 3321694404 is 4044961233.

It is a happy number.

3321694404 is a `hidden beast` number, since 33 + 216 + 9 + 4 + 404 = 666.

It is a super-2 number, since 2×3321694404² = 22067307427129830432, which contains 22 as substring.

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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301269 + ... + 312099.

Almost surely, 2^3321694404 is an apocalyptic number.

It is an amenable number.

3321694404 is an abundant number, since it is smaller than the sum of its proper divisors (6283083324).

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

3321694404 is a wasteful number, since it uses less digits than its factorization.

3321694404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12065 (or 12060 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3321694404 is about 57634.1426933723. The cubic root of 3321694404 is about 1492.0609295724.

The spelling of 3321694404 in words is "three billion, three hundred twenty-one million, six hundred ninety-four thousand, four hundred four".