23272939 has 2 divisors, whose sum is σ = 23272940. Its totient is φ = 23272938.

The previous prime is 23272927. The next prime is 23272957. The reversal of 23272939 is 93927232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23272939 - 2⁷ = 23272811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23272898 and 23272907.

It is not a weakly prime, because it can be changed into another prime (23272969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636469 + 11636470.

It is an arithmetic number, because the mean of its divisors is an integer number (11636470).

Almost surely, 2^23272939 is an apocalyptic number.

23272939 is a deficient number, since it is larger than the sum of its proper divisors (1).

23272939 is an equidigital number, since it uses as much as digits as its factorization.

23272939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 23272939 is about 4824.2034575669. The cubic root of 23272939 is about 285.5072080117.

The spelling of 23272939 in words is "twenty-three million, two hundred seventy-two thousand, nine hundred thirty-nine".