23498291 has 2 divisors, whose sum is σ = 23498292. Its totient is φ = 23498290.

The previous prime is 23498287. The next prime is 23498297. The reversal of 23498291 is 19289432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23498291 - 2² = 23498287 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23498297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11749145 + 11749146.

It is an arithmetic number, because the mean of its divisors is an integer number (11749146).

Almost surely, 2^23498291 is an apocalyptic number.

23498291 is a deficient number, since it is larger than the sum of its proper divisors (1).

23498291 is an equidigital number, since it uses as much as digits as its factorization.

23498291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 23498291 is about 4847.5035843205. The cubic root of 23498291 is about 286.4257721767.

The spelling of 23498291 in words is "twenty-three million, four hundred ninety-eight thousand, two hundred ninety-one".