475765331 has 2 divisors, whose sum is σ = 475765332. Its totient is φ = 475765330.

The previous prime is 475765319. The next prime is 475765337. The reversal of 475765331 is 133567574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475765331 - 2¹⁸ = 475503187 is a prime.

It is a super-2 number, since 2×475765331² = 452705300363079122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475765337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237882665 + 237882666.

It is an arithmetic number, because the mean of its divisors is an integer number (237882666).

Almost surely, 2^475765331 is an apocalyptic number.

475765331 is a deficient number, since it is larger than the sum of its proper divisors (1).

475765331 is an equidigital number, since it uses as much as digits as its factorization.

475765331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 41.

The square root of 475765331 is about 21812.0455482745. The cubic root of 475765331 is about 780.6642003001.

The spelling of 475765331 in words is "four hundred seventy-five million, seven hundred sixty-five thousand, three hundred thirty-one".