2004664956 has 48 divisors (see below), whose sum is σ = 5660234496. Its totient is φ = 539069184.

The previous prime is 2004664931. The next prime is 2004664979. The reversal of 2004664956 is 6594664002.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700486 + ... + 703341.

It is an arithmetic number, because the mean of its divisors is an integer number (117921552).

Almost surely, 2^2004664956 is an apocalyptic number.

It is an amenable number.

2004664956 is an abundant number, since it is smaller than the sum of its proper divisors (3655569540).

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

2004664956 is a wasteful number, since it uses less digits than its factorization.

2004664956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403858 (or 1403856 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 2004664956 is about 44773.4849659930. The cubic root of 2004664956 is about 1260.8998686413.

The spelling of 2004664956 in words is "two billion, four million, six hundred sixty-four thousand, nine hundred fifty-six".