475391512 has 8 divisors (see below), whose sum is σ = 891359100. Its totient is φ = 237695752.

The previous prime is 475391509. The next prime is 475391557. The reversal of 475391512 is 215193574.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×475391512² = 451994179363292288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29711962 + ... + 29711977.

Almost surely, 2^475391512 is an apocalyptic number.

It is an amenable number.

475391512 is a deficient number, since it is larger than the sum of its proper divisors (415967588).

475391512 is a wasteful number, since it uses less digits than its factorization.

475391512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59423945 (or 59423941 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 475391512 is about 21803.4747689445. The cubic root of 475391512 is about 780.4596852051.

The spelling of 475391512 in words is "four hundred seventy-five million, three hundred ninety-one thousand, five hundred twelve".