22159374 has 16 divisors (see below), whose sum is σ = 45517008. Its totient is φ = 7186752.

The previous prime is 22159367. The next prime is 22159387. The reversal of 22159374 is 47395122.

It is a Curzon number.

It is a congruent number.

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, 49687 + ... + 50130.

It is an arithmetic number, because the mean of its divisors is an integer number (2844813).

Almost surely, 2^22159374 is an apocalyptic number.

22159374 is an abundant number, since it is smaller than the sum of its proper divisors (23357634).

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

22159374 is a wasteful number, since it uses less digits than its factorization.

22159374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99859.

The product of its digits is 15120, while the sum is 33.

The square root of 22159374 is about 4707.3744274277. The cubic root of 22159374 is about 280.8789302955.

It can be divided in two parts, 221 and 59374, that added together give a palindrome (59595).

The spelling of 22159374 in words is "twenty-two million, one hundred fifty-nine thousand, three hundred seventy-four".