22612453 has 4 divisors (see below), whose sum is σ = 23138368. Its totient is φ = 22086540.

The previous prime is 22612441. The next prime is 22612481. The reversal of 22612453 is 35421622.

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 22612453 - 2¹³ = 22604261 is a prime.

It is a super-2 number, since 2×22612453² = 1022646061354418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22612493) 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, 262893 + ... + 262978.

It is an arithmetic number, because the mean of its divisors is an integer number (5784592).

Almost surely, 2^22612453 is an apocalyptic number.

It is an amenable number.

22612453 is a deficient number, since it is larger than the sum of its proper divisors (525915).

22612453 is an equidigital number, since it uses as much as digits as its factorization.

22612453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525914.

The product of its digits is 2880, while the sum is 25.

The square root of 22612453 is about 4755.2553033460. The cubic root of 22612453 is about 282.7803487336.

It can be divided in two parts, 226 and 12453, that multiplied together give a triangular number (2814378 = T₂₃₇₂).

The spelling of 22612453 in words is "twenty-two million, six hundred twelve thousand, four hundred fifty-three".