22630452 has 36 divisors (see below), whose sum is σ = 57183840. Its totient is φ = 6962592.

The previous prime is 22630429. The next prime is 22630457. The reversal of 22630452 is 25403622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22630457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3552 + ... + 7607.

It is an arithmetic number, because the mean of its divisors is an integer number (1588440).

Almost surely, 2^22630452 is an apocalyptic number.

It is an amenable number.

22630452 is an abundant number, since it is smaller than the sum of its proper divisors (34553388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22630452 is a wasteful number, since it uses less digits than its factorization.

22630452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11192 (or 11177 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 22630452 is about 4757.1474646052. The cubic root of 22630452 is about 282.8553577511.

The spelling of 22630452 in words is "twenty-two million, six hundred thirty thousand, four hundred fifty-two".