22265037 has 20 divisors (see below), whose sum is σ = 34336896. Its totient is φ = 14362920.

The previous prime is 22264997. The next prime is 22265039. The reversal of 22265037 is 73056222.

22265037 is a `hidden beast` number, since 2 + 2 + 2 + 650 + 3 + 7 = 666.

It is not a de Polignac number, because 22265037 - 2⁶ = 22264973 is a prime.

It is a super-2 number, since 2×22265037² = 991463745222738, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 22265037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265039) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1923 + ... + 6944.

Almost surely, 2^22265037 is an apocalyptic number.

22265037 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

22265037 is a deficient number, since it is larger than the sum of its proper divisors (12071859).

22265037 is an equidigital number, since it uses as much as digits as its factorization.

22265037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8910 (or 8901 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 22265037 is about 4718.5842156308. The cubic root of 22265037 is about 281.3246628443.

The spelling of 22265037 in words is "twenty-two million, two hundred sixty-five thousand, thirty-seven".