23424965 has 4 divisors (see below), whose sum is σ = 28109964. Its totient is φ = 18739968.

The previous prime is 23424949. The next prime is 23424979. The reversal of 23424965 is 56942432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6770404 + 16654561 = 2602^2 + 4081^2 .

It is a cyclic number.

It is not a de Polignac number, because 23424965 - 2⁴ = 23424949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2342492 + ... + 2342501.

It is an arithmetic number, because the mean of its divisors is an integer number (7027491).

Almost surely, 2^23424965 is an apocalyptic number.

It is an amenable number.

23424965 is a deficient number, since it is larger than the sum of its proper divisors (4684999).

23424965 is an equidigital number, since it uses as much as digits as its factorization.

23424965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4684998.

The product of its digits is 51840, while the sum is 35.

The square root of 23424965 is about 4839.9344003819. The cubic root of 23424965 is about 286.1275328984.

It can be divided in two parts, 23424 and 965, that added together give a cube (24389 = 29³).

The spelling of 23424965 in words is "twenty-three million, four hundred twenty-four thousand, nine hundred sixty-five".