22259652 has 12 divisors (see below), whose sum is σ = 51939216. Its totient is φ = 7419880.

The previous prime is 22259641. The next prime is 22259663. The reversal of 22259652 is 25695222.

It is an interprime number because it is at equal distance from previous prime (22259641) and next prime (22259663).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×22259652² = 990984214322208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927474 + ... + 927497.

It is an arithmetic number, because the mean of its divisors is an integer number (4328268).

Almost surely, 2^22259652 is an apocalyptic number.

It is an amenable number.

22259652 is an abundant number, since it is smaller than the sum of its proper divisors (29679564).

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

22259652 is a wasteful number, since it uses less digits than its factorization.

22259652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854978 (or 1854976 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 22259652 is about 4718.0135650504. The cubic root of 22259652 is about 281.3019807133.

The spelling of 22259652 in words is "twenty-two million, two hundred fifty-nine thousand, six hundred fifty-two".