22952322 has 48 divisors (see below), whose sum is σ = 52284960. Its totient is φ = 7545312.

The previous prime is 22952317. The next prime is 22952341. The reversal of 22952322 is 22325922.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40054 + ... + 40622.

It is an arithmetic number, because the mean of its divisors is an integer number (1089270).

Almost surely, 2^22952322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22952322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26142480).

22952322 is an abundant number, since it is smaller than the sum of its proper divisors (29332638).

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

22952322 is an equidigital number, since it uses as much as digits as its factorization.

22952322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 657 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 22952322 is about 4790.8581694724. The cubic root of 22952322 is about 284.1900549583.

The spelling of 22952322 in words is "twenty-two million, nine hundred fifty-two thousand, three hundred twenty-two".