22297137 has 8 divisors (see below), whose sum is σ = 29756736. Its totient is φ = 14851152.

The previous prime is 22297123. The next prime is 22297151. The reversal of 22297137 is 73179222.

It is an interprime number because it is at equal distance from previous prime (22297123) and next prime (22297151).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22297137 - 2¹¹ = 22295089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22297098 and 22297107.

It is not an unprimeable number, because it can be changed into a prime (22297157) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1383 + ... + 6819.

It is an arithmetic number, because the mean of its divisors is an integer number (3719592).

Almost surely, 2^22297137 is an apocalyptic number.

It is an amenable number.

22297137 is a deficient number, since it is larger than the sum of its proper divisors (7459599).

22297137 is a wasteful number, since it uses less digits than its factorization.

22297137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807.

The product of its digits is 10584, while the sum is 33.

The square root of 22297137 is about 4721.9844345360. The cubic root of 22297137 is about 281.4597952691.

The spelling of 22297137 in words is "twenty-two million, two hundred ninety-seven thousand, one hundred thirty-seven".