23319136 has 12 divisors (see below), whose sum is σ = 45909612. Its totient is φ = 11659552.

The previous prime is 23319113. The next prime is 23319151. The reversal of 23319136 is 63191332.

It is a congruent number.

It is an unprimeable number.

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, 364330 + ... + 364393.

It is an arithmetic number, because the mean of its divisors is an integer number (3825801).

Almost surely, 2^23319136 is an apocalyptic number.

It is an amenable number.

23319136 is a deficient number, since it is larger than the sum of its proper divisors (22590476).

23319136 is an equidigital number, since it uses as much as digits as its factorization.

23319136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728733 (or 728725 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

The square root of 23319136 is about 4828.9891281717. The cubic root of 23319136 is about 285.6959946386.

The spelling of 23319136 in words is "twenty-three million, three hundred nineteen thousand, one hundred thirty-six".