473189831 has 2 divisors, whose sum is σ = 473189832. Its totient is φ = 473189830.

The previous prime is 473189807. The next prime is 473189861. The reversal of 473189831 is 138981374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 473189831 - 2⁶ = 473189767 is a prime.

It is a super-2 number, since 2×473189831² = 447817232323617122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473189861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236594915 + 236594916.

It is an arithmetic number, because the mean of its divisors is an integer number (236594916).

Almost surely, 2^473189831 is an apocalyptic number.

473189831 is a deficient number, since it is larger than the sum of its proper divisors (1).

473189831 is an equidigital number, since it uses as much as digits as its factorization.

473189831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 473189831 is about 21752.9269524816. The cubic root of 473189831 is about 779.2529725948.

The spelling of 473189831 in words is "four hundred seventy-three million, one hundred eighty-nine thousand, eight hundred thirty-one".