474786838 has 16 divisors (see below), whose sum is σ = 743712480. Its totient is φ = 226898496.

The previous prime is 474786821. The next prime is 474786881. The reversal of 474786838 is 838687474.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73108 + ... + 79336.

It is an arithmetic number, because the mean of its divisors is an integer number (46482030).

Almost surely, 2^474786838 is an apocalyptic number.

474786838 is a deficient number, since it is larger than the sum of its proper divisors (268925642).

474786838 is a wasteful number, since it uses less digits than its factorization.

474786838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911.

The product of its digits is 7225344, while the sum is 55.

The square root of 474786838 is about 21789.6038972717. The cubic root of 474786838 is about 780.1286430381.

The spelling of 474786838 in words is "four hundred seventy-four million, seven hundred eighty-six thousand, eight hundred thirty-eight".