3909046320 has 120 divisors (see below), whose sum is σ = 13818870000. Its totient is φ = 987545088.

The previous prime is 3909046319. The next prime is 3909046331. The reversal of 3909046320 is 236409093.

It is a happy number.

3909046320 is a `hidden beast` number, since 3 + 90 + 90 + 463 + 20 = 666.

3909046320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

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, 129195 + ... + 156554.

It is an arithmetic number, because the mean of its divisors is an integer number (115157250).

Almost surely, 2^3909046320 is an apocalyptic number.

3909046320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3909046320 is an abundant number, since it is smaller than the sum of its proper divisors (9909823680).

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

3909046320 is a wasteful number, since it uses less digits than its factorization.

3909046320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285787 (or 285778 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 3909046320 is about 62522.3665578967. The cubic root of 3909046320 is about 1575.2770245899.

The spelling of 3909046320 in words is "three billion, nine hundred nine million, forty-six thousand, three hundred twenty".