22992497 has 4 divisors (see below), whose sum is σ = 25082736. Its totient is φ = 20902260.

The previous prime is 22992491. The next prime is 22992511. The reversal of 22992497 is 79429922.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22992497 - 2¹⁶ = 22926961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22992491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045103 + ... + 1045124.

It is an arithmetic number, because the mean of its divisors is an integer number (6270684).

Almost surely, 2^22992497 is an apocalyptic number.

It is an amenable number.

22992497 is a deficient number, since it is larger than the sum of its proper divisors (2090239).

22992497 is a wasteful number, since it uses less digits than its factorization.

22992497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090238.

The product of its digits is 163296, while the sum is 44.

The square root of 22992497 is about 4795.0492176828. The cubic root of 22992497 is about 284.3557706597.

The spelling of 22992497 in words is "twenty-two million, nine hundred ninety-two thousand, four hundred ninety-seven".