22940567 has 6 divisors (see below), whose sum is σ = 24841152. Its totient is φ = 21175752.

The previous prime is 22940563. The next prime is 22940579. The reversal of 22940567 is 76504922.

It is not a de Polignac number, because 22940567 - 2² = 22940563 is a prime.

It is a super-2 number, since 2×22940567² = 1052539228562978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22940563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67703 + ... + 68040.

It is an arithmetic number, because the mean of its divisors is an integer number (4140192).

Almost surely, 2^22940567 is an apocalyptic number.

22940567 is a deficient number, since it is larger than the sum of its proper divisors (1900585).

22940567 is a wasteful number, since it uses less digits than its factorization.

22940567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135769 (or 135756 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 22940567 is about 4789.6311966580. The cubic root of 22940567 is about 284.1415308255.

The spelling of 22940567 in words is "twenty-two million, nine hundred forty thousand, five hundred sixty-seven".