475523864 has 16 divisors (see below), whose sum is σ = 944055000. Its totient is φ = 223775872.

The previous prime is 475523837. The next prime is 475523869. The reversal of 475523864 is 468325574.

It is a super-2 number, since 2×475523864² = 452245890466980992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475523869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1748114 + ... + 1748385.

Almost surely, 2^475523864 is an apocalyptic number.

It is an amenable number.

475523864 is a deficient number, since it is larger than the sum of its proper divisors (468531136).

475523864 is a wasteful number, since it uses less digits than its factorization.

475523864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496522 (or 3496518 counting only the distinct ones).

The product of its digits is 806400, while the sum is 44.

The square root of 475523864 is about 21806.5096702797. The cubic root of 475523864 is about 780.5321067868.

The spelling of 475523864 in words is "four hundred seventy-five million, five hundred twenty-three thousand, eight hundred sixty-four".