402056770 has 16 divisors (see below), whose sum is σ = 724204800. Its totient is φ = 160711024.

The previous prime is 402056761. The next prime is 402056789. The reversal of 402056770 is 77650204.

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, 2031 + ... + 28429.

It is an arithmetic number, because the mean of its divisors is an integer number (45262800).

Almost surely, 2^402056770 is an apocalyptic number.

402056770 is a deficient number, since it is larger than the sum of its proper divisors (322148030).

402056770 is a wasteful number, since it uses less digits than its factorization.

402056770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27929.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 402056770 is about 20051.3533209108. The cubic root of 402056770 is about 738.0670089443.

The spelling of 402056770 in words is "four hundred two million, fifty-six thousand, seven hundred seventy".