22147092 has 36 divisors (see below), whose sum is σ = 61073376. Its totient is φ = 6711120.

The previous prime is 22147079. The next prime is 22147109. The reversal of 22147092 is 29074122.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27568 + ... + 28359.

Almost surely, 2^22147092 is an apocalyptic number.

22147092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22147092 is an abundant number, since it is smaller than the sum of its proper divisors (38926284).

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

22147092 is a wasteful number, since it uses less digits than its factorization.

22147092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55948 (or 55943 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 22147092 is about 4706.0696977414. The cubic root of 22147092 is about 280.8270276174.

The spelling of 22147092 in words is "twenty-two million, one hundred forty-seven thousand, ninety-two".