23320887 has 8 divisors (see below), whose sum is σ = 31154160. Its totient is φ = 15517440.

The previous prime is 23320861. The next prime is 23320933. The reversal of 23320887 is 78802332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23320887 - 2⁶ = 23320823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23320807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5562 + ... + 8807.

It is an arithmetic number, because the mean of its divisors is an integer number (3894270).

Almost surely, 2^23320887 is an apocalyptic number.

23320887 is a deficient number, since it is larger than the sum of its proper divisors (7833273).

23320887 is a wasteful number, since it uses less digits than its factorization.

23320887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14913.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 23320887 is about 4829.1704256528. The cubic root of 23320887 is about 285.7031452918.

The spelling of 23320887 in words is "twenty-three million, three hundred twenty thousand, eight hundred eighty-seven".