22255370 has 16 divisors (see below), whose sum is σ = 40134528. Its totient is φ = 8885520.

The previous prime is 22255369. The next prime is 22255391. The reversal of 22255370 is 7355222.

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4547 + ... + 8073.

It is an arithmetic number, because the mean of its divisors is an integer number (2508408).

Almost surely, 2^22255370 is an apocalyptic number.

22255370 is a deficient number, since it is larger than the sum of its proper divisors (17879158).

22255370 is a wasteful number, since it uses less digits than its factorization.

22255370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 22255370 is about 4717.5597505490. The cubic root of 22255370 is about 281.2839419119.

The spelling of 22255370 in words is "twenty-two million, two hundred fifty-five thousand, three hundred seventy".