22940727 has 4 divisors (see below), whose sum is σ = 30587640. Its totient is φ = 15293816.

The previous prime is 22940719. The next prime is 22940737. The reversal of 22940727 is 72704922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22940727 - 2³ = 22940719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22940707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3823452 + ... + 3823457.

It is an arithmetic number, because the mean of its divisors is an integer number (7646910).

Almost surely, 2^22940727 is an apocalyptic number.

22940727 is a deficient number, since it is larger than the sum of its proper divisors (7646913).

22940727 is an equidigital number, since it uses as much as digits as its factorization.

22940727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646912.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 22940727 is about 4789.6478993763. The cubic root of 22940727 is about 284.1421914098.

The spelling of 22940727 in words is "twenty-two million, nine hundred forty thousand, seven hundred twenty-seven".