23326538 has 4 divisors (see below), whose sum is σ = 34989810. Its totient is φ = 11663268.

The previous prime is 23326507. The next prime is 23326549. The reversal of 23326538 is 83562332.

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

It can be written as a sum of positive squares in only one way, i.e., 20133169 + 3193369 = 4487^2 + 1787^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5831633 + ... + 5831636.

Almost surely, 2^23326538 is an apocalyptic number.

23326538 is a deficient number, since it is larger than the sum of its proper divisors (11663272).

23326538 is a wasteful number, since it uses less digits than its factorization.

23326538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11663271.

The product of its digits is 25920, while the sum is 32.

The square root of 23326538 is about 4829.7554803530. The cubic root of 23326538 is about 285.7262201443.

The spelling of 23326538 in words is "twenty-three million, three hundred twenty-six thousand, five hundred thirty-eight".