22043274 has 16 divisors (see below), whose sum is σ = 48094560. Its totient is φ = 6679760.

The previous prime is 22043267. The next prime is 22043279. The reversal of 22043274 is 47234022.

It is not an unprimeable number, because it can be changed into a prime (22043279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166929 + ... + 167060.

It is an arithmetic number, because the mean of its divisors is an integer number (3005910).

Almost surely, 2^22043274 is an apocalyptic number.

22043274 is an abundant number, since it is smaller than the sum of its proper divisors (26051286).

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

22043274 is a wasteful number, since it uses less digits than its factorization.

22043274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334005.

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 22043274 is about 4695.0265174970. The cubic root of 22043274 is about 280.3875331165.

Adding to 22043274 its reverse (47234022), we get a palindrome (69277296).

The spelling of 22043274 in words is "twenty-two million, forty-three thousand, two hundred seventy-four".