475331 has 2 divisors, whose sum is σ = 475332. Its totient is φ = 475330.

The previous prime is 475327. The next prime is 475333. The reversal of 475331 is 133574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475331 - 2² = 475327 is a prime.

It is a super-2 number, since 2×475331² = 451879119122, which contains 22 as substring.

Together with 475333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 475297 and 475306.

It is not a weakly prime, because it can be changed into another prime (475333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237665 + 237666.

It is an arithmetic number, because the mean of its divisors is an integer number (237666).

2⁴⁷⁵³³¹ is an apocalyptic number.

475331 is a deficient number, since it is larger than the sum of its proper divisors (1).

475331 is an equidigital number, since it uses as much as digits as its factorization.

475331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 23.

The square root of 475331 is about 689.4425284242. The cubic root of 475331 is about 78.0426569216.

The spelling of 475331 in words is "four hundred seventy-five thousand, three hundred thirty-one".