22064042 has 64 divisors (see below), whose sum is σ = 45287424. Its totient is φ = 7784640.

The previous prime is 22064023. The next prime is 22064083. The reversal of 22064042 is 24046022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206153 + ... + 206259.

It is an arithmetic number, because the mean of its divisors is an integer number (707616).

Almost surely, 2^22064042 is an apocalyptic number.

22064042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22064042 is an abundant number, since it is smaller than the sum of its proper divisors (23223382).

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

22064042 is a wasteful number, since it uses less digits than its factorization.

22064042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 22064042 is about 4697.2376989035. The cubic root of 22064042 is about 280.4755608827.

The spelling of 22064042 in words is "twenty-two million, sixty-four thousand, forty-two".