22274048 has 28 divisors (see below), whose sum is σ = 44561760. Its totient is φ = 11132928.

The previous prime is 22274039. The next prime is 22274053. The reversal of 22274048 is 84047222.

It is a super-2 number, since 2×22274048² = 992266428612608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22274048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6833 + ... + 9551.

Almost surely, 2^22274048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22274048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22280880).

22274048 is an abundant number, since it is smaller than the sum of its proper divisors (22287712).

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

22274048 is an frugal number, since it uses more digits than its factorization.

22274048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 22274048 is about 4719.5389605342. The cubic root of 22274048 is about 281.3626098526.

The spelling of 22274048 in words is "twenty-two million, two hundred seventy-four thousand, forty-eight".