22526245 has 16 divisors (see below), whose sum is σ = 30970368. Its totient is φ = 15408000.

The previous prime is 22526239. The next prime is 22526249. The reversal of 22526245 is 54262522.

It is not a de Polignac number, because 22526245 - 2³ = 22526237 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 (22526249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25857 + ... + 26713.

It is an arithmetic number, because the mean of its divisors is an integer number (1935648).

Almost surely, 2^22526245 is an apocalyptic number.

It is an amenable number.

22526245 is a deficient number, since it is larger than the sum of its proper divisors (8444123).

22526245 is an equidigital number, since it uses as much as digits as its factorization.

22526245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620.

The product of its digits is 9600, while the sum is 28.

The square root of 22526245 is about 4746.1821498969. The cubic root of 22526245 is about 282.4205326378.

Adding to 22526245 its reverse (54262522), we get a palindrome (76788767).

The spelling of 22526245 in words is "twenty-two million, five hundred twenty-six thousand, two hundred forty-five".