22452951 has 4 divisors (see below), whose sum is σ = 29937272. Its totient is φ = 14968632.

The previous prime is 22452949. The next prime is 22452961. The reversal of 22452951 is 15925422.

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

It is not a de Polignac number, because 22452951 - 2¹ = 22452949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22452901) 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, 3742156 + ... + 3742161.

It is an arithmetic number, because the mean of its divisors is an integer number (7484318).

Almost surely, 2^22452951 is an apocalyptic number.

22452951 is a deficient number, since it is larger than the sum of its proper divisors (7484321).

22452951 is an equidigital number, since it uses as much as digits as its factorization.

22452951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7484320.

The product of its digits is 7200, while the sum is 30.

The square root of 22452951 is about 4738.4544948749. The cubic root of 22452951 is about 282.1138944397.

The spelling of 22452951 in words is "twenty-two million, four hundred fifty-two thousand, nine hundred fifty-one".