22056072 has 32 divisors (see below), whose sum is σ = 58384800. Its totient is φ = 6919424.

The previous prime is 22056061. The next prime is 22056121. The reversal of 22056072 is 27065022.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 26622 + ... + 27437.

It is an arithmetic number, because the mean of its divisors is an integer number (1824525).

Almost surely, 2^22056072 is an apocalyptic number.

It is an amenable number.

22056072 is an abundant number, since it is smaller than the sum of its proper divisors (36328728).

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

22056072 is a wasteful number, since it uses less digits than its factorization.

22056072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54085 (or 54081 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 22056072 is about 4696.3892513292. The cubic root of 22056072 is about 280.4417855748.

The spelling of 22056072 in words is "twenty-two million, fifty-six thousand, seventy-two".