22520714 has 4 divisors (see below), whose sum is σ = 33781074. Its totient is φ = 11260356.

The previous prime is 22520711. The next prime is 22520723. The reversal of 22520714 is 41702522.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 22420225 + 100489 = 4735^2 + 317^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22520714.

It is not an unprimeable number, because it can be changed into a prime (22520711) 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 as a sum of consecutive naturals, namely, 5630177 + ... + 5630180.

Almost surely, 2^22520714 is an apocalyptic number.

22520714 is a deficient number, since it is larger than the sum of its proper divisors (11260360).

22520714 is a wasteful number, since it uses less digits than its factorization.

22520714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11260359.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 22520714 is about 4745.5994352663. The cubic root of 22520714 is about 282.3974159602.

The spelling of 22520714 in words is "twenty-two million, five hundred twenty thousand, seven hundred fourteen".