22555137 has 8 divisors (see below), whose sum is σ = 32807520. Its totient is φ = 13669760.

The previous prime is 22555133. The next prime is 22555153. The reversal of 22555137 is 73155522.

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

It is a cyclic number.

It is not a de Polignac number, because 22555137 - 2² = 22555133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22555133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341712 + ... + 341777.

It is an arithmetic number, because the mean of its divisors is an integer number (4100940).

Almost surely, 2^22555137 is an apocalyptic number.

It is an amenable number.

22555137 is a deficient number, since it is larger than the sum of its proper divisors (10252383).

22555137 is a wasteful number, since it uses less digits than its factorization.

22555137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683503.

The product of its digits is 10500, while the sum is 30.

The square root of 22555137 is about 4749.2248841258. The cubic root of 22555137 is about 282.5412245684.

The spelling of 22555137 in words is "twenty-two million, five hundred fifty-five thousand, one hundred thirty-seven".