22743552 has 160 divisors (see below), whose sum is σ = 70120512. Its totient is φ = 6488064.

The previous prime is 22743529. The next prime is 22743559. The reversal of 22743552 is 25534722.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22743559) 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, 339423 + ... + 339489.

Almost surely, 2^22743552 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 22743552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35060256).

22743552 is an abundant number, since it is smaller than the sum of its proper divisors (47376960).

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

22743552 is a wasteful number, since it uses less digits than its factorization.

22743552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 102 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 22743552 is about 4769.0200251205. The cubic root of 22743552 is about 283.3257828053.

The spelling of 22743552 in words is "twenty-two million, seven hundred forty-three thousand, five hundred fifty-two".