22373457 has 16 divisors (see below), whose sum is σ = 31795200. Its totient is φ = 13961552.

The previous prime is 22373453. The next prime is 22373497. The reversal of 22373457 is 75437322.

It is not a de Polignac number, because 22373457 - 2² = 22373453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22373453) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 207 + ... + 6692.

It is an arithmetic number, because the mean of its divisors is an integer number (1987200).

Almost surely, 2^22373457 is an apocalyptic number.

It is an amenable number.

22373457 is a deficient number, since it is larger than the sum of its proper divisors (9421743).

22373457 is a wasteful number, since it uses less digits than its factorization.

22373457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6972.

The product of its digits is 35280, while the sum is 33.

The square root of 22373457 is about 4730.0588791261. The cubic root of 22373457 is about 281.7805621496.

The spelling of 22373457 in words is "twenty-two million, three hundred seventy-three thousand, four hundred fifty-seven".