22146234 has 32 divisors (see below), whose sum is σ = 48508416. Its totient is φ = 6684720.

The previous prime is 22146221. The next prime is 22146251. The reversal of 22146234 is 43264122.

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, 22419 + ... + 23385.

It is an arithmetic number, because the mean of its divisors is an integer number (1515888).

Almost surely, 2^22146234 is an apocalyptic number.

22146234 is an abundant number, since it is smaller than the sum of its proper divisors (26362182).

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

22146234 is a wasteful number, since it uses less digits than its factorization.

22146234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330.

The product of its digits is 2304, while the sum is 24.

The square root of 22146234 is about 4705.9785379876. The cubic root of 22146234 is about 280.8234010660.

It can be divided in two parts, 2214 and 6234, that added together give a palindrome (8448).

The spelling of 22146234 in words is "twenty-two million, one hundred forty-six thousand, two hundred thirty-four".