475619 has 2 divisors, whose sum is σ = 475620. Its totient is φ = 475618.

The previous prime is 475613. The next prime is 475621. The reversal of 475619 is 916574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475619 is a prime.

It is a super-2 number, since 2×475619² = 452426866322, which contains 22 as substring.

Together with 475621, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (475613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237809 + 237810.

It is an arithmetic number, because the mean of its divisors is an integer number (237810).

2⁴⁷⁵⁶¹⁹ is an apocalyptic number.

475619 is a deficient number, since it is larger than the sum of its proper divisors (1).

475619 is an equidigital number, since it uses as much as digits as its factorization.

475619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 475619 is about 689.6513611964. The cubic root of 475619 is about 78.0584155875.

The spelling of 475619 in words is "four hundred seventy-five thousand, six hundred nineteen".