22277124 has 36 divisors (see below), whose sum is σ = 56503356. Its totient is φ = 7400448.

The previous prime is 22277081. The next prime is 22277137. The reversal of 22277124 is 42177222.

It can be written as a sum of positive squares in 2 ways, for example, as 3873024 + 18404100 = 1968^2 + 4290^2 .

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

It is a super-2 number, since 2×22277124² = 992540507422752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11832 + ... + 13584.

Almost surely, 2^22277124 is an apocalyptic number.

It is an amenable number.

22277124 is an abundant number, since it is smaller than the sum of its proper divisors (34226232).

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

22277124 is a wasteful number, since it uses less digits than its factorization.

22277124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116 (or 2111 counting only the distinct ones).

The product of its digits is 3136, while the sum is 27.

The square root of 22277124 is about 4719.8648285730. The cubic root of 22277124 is about 281.3755611214.

The spelling of 22277124 in words is "twenty-two million, two hundred seventy-seven thousand, one hundred twenty-four".