22136697 has 24 divisors (see below), whose sum is σ = 36012288. Its totient is φ = 12981600.

The previous prime is 22136687. The next prime is 22136731. The reversal of 22136697 is 79663122.

It is not a de Polignac number, because 22136697 - 2¹¹ = 22134649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22136617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538 + ... + 6675.

It is an arithmetic number, because the mean of its divisors is an integer number (1500512).

Almost surely, 2^22136697 is an apocalyptic number.

It is an amenable number.

22136697 is a deficient number, since it is larger than the sum of its proper divisors (13875591).

22136697 is a wasteful number, since it uses less digits than its factorization.

22136697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7261 (or 7258 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 22136697 is about 4704.9651433353. The cubic root of 22136697 is about 280.7830842441.

The spelling of 22136697 in words is "twenty-two million, one hundred thirty-six thousand, six hundred ninety-seven".