22292248 has 16 divisors (see below), whose sum is σ = 45597960. Its totient is φ = 10132800.

The previous prime is 22292239. The next prime is 22292269. The reversal of 22292248 is 84229222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126573 + ... + 126748.

Almost surely, 2^22292248 is an apocalyptic number.

It is an amenable number.

22292248 is an abundant number, since it is smaller than the sum of its proper divisors (23305712).

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

22292248 is a wasteful number, since it uses less digits than its factorization.

22292248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253338 (or 253334 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 22292248 is about 4721.4667212636. The cubic root of 22292248 is about 281.4392222613.

The spelling of 22292248 in words is "twenty-two million, two hundred ninety-two thousand, two hundred forty-eight".