469437491 has 2 divisors, whose sum is σ = 469437492. Its totient is φ = 469437490.

The previous prime is 469437431. The next prime is 469437499. The reversal of 469437491 is 194734964.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 469437491 - 2¹⁸ = 469175347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (469437499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234718745 + 234718746.

It is an arithmetic number, because the mean of its divisors is an integer number (234718746).

Almost surely, 2^469437491 is an apocalyptic number.

469437491 is a deficient number, since it is larger than the sum of its proper divisors (1).

469437491 is an equidigital number, since it uses as much as digits as its factorization.

469437491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The square root of 469437491 is about 21666.5062019699. The cubic root of 469437491 is about 777.1877088680.

The spelling of 469437491 in words is "four hundred sixty-nine million, four hundred thirty-seven thousand, four hundred ninety-one".