475115966 has 16 divisors (see below), whose sum is σ = 812642544. Its totient is φ = 206385024.

The previous prime is 475115939. The next prime is 475115969. The reversal of 475115966 is 669511574.

It is a super-2 number, since 2×475115966² = 451470362296226312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475115969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537020 + ... + 537903.

It is an arithmetic number, because the mean of its divisors is an integer number (50790159).

Almost surely, 2^475115966 is an apocalyptic number.

475115966 is a deficient number, since it is larger than the sum of its proper divisors (337526578).

475115966 is a wasteful number, since it uses less digits than its factorization.

475115966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074955.

The product of its digits is 226800, while the sum is 44.

The square root of 475115966 is about 21797.1549978432. The cubic root of 475115966 is about 780.3088662822.

The spelling of 475115966 in words is "four hundred seventy-five million, one hundred fifteen thousand, nine hundred sixty-six".