3904084720 has 40 divisors (see below), whose sum is σ = 9132714576. Its totient is φ = 1552048128.

The previous prime is 3904084703. The next prime is 3904084741. The reversal of 3904084720 is 274804093.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 3904084720.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136657 + ... + 162736.

Almost surely, 2^3904084720 is an apocalyptic number.

It is an amenable number.

3904084720 is an abundant number, since it is smaller than the sum of its proper divisors (5228629856).

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

3904084720 is a wasteful number, since it uses less digits than its factorization.

3904084720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299569 (or 299563 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 3904084720 is about 62482.6753588545. The cubic root of 3904084720 is about 1574.6102631872.

The spelling of 3904084720 in words is "three billion, nine hundred four million, eighty-four thousand, seven hundred twenty".