475157812 has 24 divisors (see below), whose sum is σ = 837406080. Its totient is φ = 235905600.

The previous prime is 475157747. The next prime is 475157887. The reversal of 475157812 is 218751574.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 574143 + ... + 574969.

It is an arithmetic number, because the mean of its divisors is an integer number (34891920).

Almost surely, 2^475157812 is an apocalyptic number.

It is an amenable number.

475157812 is a deficient number, since it is larger than the sum of its proper divisors (362248268).

475157812 is a wasteful number, since it uses less digits than its factorization.

475157812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671 (or 1669 counting only the distinct ones).

The product of its digits is 78400, while the sum is 40.

The square root of 475157812 is about 21798.1148726214. The cubic root of 475157812 is about 780.3317742658.

The spelling of 475157812 in words is "four hundred seventy-five million, one hundred fifty-seven thousand, eight hundred twelve".