469692491 has 2 divisors, whose sum is σ = 469692492. Its totient is φ = 469692490.

The previous prime is 469692481. The next prime is 469692547. The reversal of 469692491 is 194296964.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 469692491 - 2¹⁴ = 469676107 is a prime.

It is a super-2 number, since 2×469692491² = 441222072203570162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (469692401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234846245 + 234846246.

It is an arithmetic number, because the mean of its divisors is an integer number (234846246).

Almost surely, 2^469692491 is an apocalyptic number.

469692491 is a deficient number, since it is larger than the sum of its proper divisors (1).

469692491 is an equidigital number, since it uses as much as digits as its factorization.

469692491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 50.

The square root of 469692491 is about 21672.3900620121. The cubic root of 469692491 is about 777.3284070411.

The spelling of 469692491 in words is "four hundred sixty-nine million, six hundred ninety-two thousand, four hundred ninety-one".