22455330 has 32 divisors (see below), whose sum is σ = 54433728. Its totient is φ = 5928000.

The previous prime is 22455319. The next prime is 22455373. The reversal of 22455330 is 3355422.

It is a self number, because there is not a number n which added to its sum of digits gives 22455330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676 + ... + 6735.

It is an arithmetic number, because the mean of its divisors is an integer number (1701054).

Almost surely, 2^22455330 is an apocalyptic number.

22455330 is an abundant number, since it is smaller than the sum of its proper divisors (31978398).

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

22455330 is a wasteful number, since it uses less digits than its factorization.

22455330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7522.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 22455330 is about 4738.7055194430. The cubic root of 22455330 is about 282.1238578702.

The spelling of 22455330 in words is "twenty-two million, four hundred fifty-five thousand, three hundred thirty".