23297536 has 20 divisors (see below), whose sum is σ = 46550592. Its totient is φ = 11648512.

The previous prime is 23297513. The next prime is 23297537. The reversal of 23297536 is 63579232.

It is a junction number, because it is equal to n+sod(n) for n = 23297495 and 23297504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23297537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22240 + ... + 23263.

Almost surely, 2^23297536 is an apocalyptic number.

It is an amenable number.

23297536 is a deficient number, since it is larger than the sum of its proper divisors (23253056).

23297536 is an frugal number, since it uses more digits than its factorization.

23297536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45521 (or 45505 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 23297536 is about 4826.7521171073. The cubic root of 23297536 is about 285.6077560945.

The spelling of 23297536 in words is "twenty-three million, two hundred ninety-seven thousand, five hundred thirty-six".