22276965 has 16 divisors (see below), whose sum is σ = 35860608. Its totient is φ = 11808576.

The previous prime is 22276963. The next prime is 22276979. The reversal of 22276965 is 56967222.

It is a happy number.

It is not a de Polignac number, because 22276965 - 2¹ = 22276963 is a prime.

It is a super-2 number, since 2×22276965² = 992526339222450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22276963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1942 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (2241288).

Almost surely, 2^22276965 is an apocalyptic number.

It is an amenable number.

22276965 is a deficient number, since it is larger than the sum of its proper divisors (13583643).

22276965 is a wasteful number, since it uses less digits than its factorization.

22276965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9068.

The product of its digits is 90720, while the sum is 39.

The square root of 22276965 is about 4719.8479848402. The cubic root of 22276965 is about 281.3748916930.

The spelling of 22276965 in words is "twenty-two million, two hundred seventy-six thousand, nine hundred sixty-five".