23320722 has 8 divisors (see below), whose sum is σ = 46641456. Its totient is φ = 7773572.

The previous prime is 23320709. The next prime is 23320777. The reversal of 23320722 is 22702332.

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

23320722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943388 + ... + 1943399.

It is an arithmetic number, because the mean of its divisors is an integer number (5830182).

Almost surely, 2^23320722 is an apocalyptic number.

23320722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23320722 is a wasteful number, since it uses less digits than its factorization.

23320722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886792.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 23320722 is about 4829.1533419431. The cubic root of 23320722 is about 285.7024714877.

It can be divided in two parts, 23320 and 722, that added together give a palindrome (24042).

The spelling of 23320722 in words is "twenty-three million, three hundred twenty thousand, seven hundred twenty-two".