475889816 has 8 divisors (see below), whose sum is σ = 892293420. Its totient is φ = 237944904.

The previous prime is 475889807. The next prime is 475889831. The reversal of 475889816 is 618988574.

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

It is a super-2 number, since 2×475889816² = 452942233945027712, 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, 29743106 + ... + 29743121.

Almost surely, 2^475889816 is an apocalyptic number.

It is an amenable number.

475889816 is a deficient number, since it is larger than the sum of its proper divisors (416403604).

475889816 is a wasteful number, since it uses less digits than its factorization.

475889816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59486233 (or 59486229 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 56.

The square root of 475889816 is about 21814.8989454455. The cubic root of 475889816 is about 780.7322818395.

The spelling of 475889816 in words is "four hundred seventy-five million, eight hundred eighty-nine thousand, eight hundred sixteen".