469430831 has 2 divisors, whose sum is σ = 469430832. Its totient is φ = 469430830.

The previous prime is 469430791. The next prime is 469430839. The reversal of 469430831 is 138034964.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-469430831 is a prime.

It is a super-2 number, since 2×469430831² = 440730610186701122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (469430839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234715415 + 234715416.

It is an arithmetic number, because the mean of its divisors is an integer number (234715416).

Almost surely, 2^469430831 is an apocalyptic number.

469430831 is a deficient number, since it is larger than the sum of its proper divisors (1).

469430831 is an equidigital number, since it uses as much as digits as its factorization.

469430831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 469430831 is about 21666.3525079788. The cubic root of 469430831 is about 777.1840334801.

The spelling of 469430831 in words is "four hundred sixty-nine million, four hundred thirty thousand, eight hundred thirty-one".