1047904858 has 64 divisors (see below), whose sum is σ = 2121977088. Its totient is φ = 374814720.

The previous prime is 1047904849. The next prime is 1047904889. The reversal of 1047904858 is 8584097401.

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 31 ways as a sum of consecutive naturals, for example, 393066 + ... + 395722.

It is an arithmetic number, because the mean of its divisors is an integer number (33155892).

Almost surely, 2^1047904858 is an apocalyptic number.

1047904858 is an abundant number, since it is smaller than the sum of its proper divisors (1074072230).

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

1047904858 is a wasteful number, since it uses less digits than its factorization.

1047904858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 1047904858 is about 32371.3586060270. The cubic root of 1047904858 is about 1015.7198766095.

The spelling of 1047904858 in words is "one billion, forty-seven million, nine hundred four thousand, eight hundred fifty-eight".