23469421 has 2 divisors, whose sum is σ = 23469422. Its totient is φ = 23469420.

The previous prime is 23469409. The next prime is 23469431. The reversal of 23469421 is 12496432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13616100 + 9853321 = 3690^2 + 3139^2 .

It is a cyclic number.

It is not a de Polignac number, because 23469421 - 2⁷ = 23469293 is a 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 (23469431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11734710 + 11734711.

It is an arithmetic number, because the mean of its divisors is an integer number (11734711).

Almost surely, 2^23469421 is an apocalyptic number.

It is an amenable number.

23469421 is a deficient number, since it is larger than the sum of its proper divisors (1).

23469421 is an equidigital number, since it uses as much as digits as its factorization.

23469421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 23469421 is about 4844.5248477018. The cubic root of 23469421 is about 286.3084232054.

The spelling of 23469421 in words is "twenty-three million, four hundred sixty-nine thousand, four hundred twenty-one".