23136838 has 16 divisors (see below), whose sum is σ = 36740880. Its totient is φ = 10908576.

The previous prime is 23136829. The next prime is 23136853. The reversal of 23136838 is 83863132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145 + ... + 7132.

It is an arithmetic number, because the mean of its divisors is an integer number (2296305).

Almost surely, 2^23136838 is an apocalyptic number.

23136838 is a deficient number, since it is larger than the sum of its proper divisors (13604042).

23136838 is a wasteful number, since it uses less digits than its factorization.

23136838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351.

The product of its digits is 20736, while the sum is 34.

The square root of 23136838 is about 4810.0767145650. The cubic root of 23136838 is about 284.9495673560.

The spelling of 23136838 in words is "twenty-three million, one hundred thirty-six thousand, eight hundred thirty-eight".