22674865 has 4 divisors (see below), whose sum is σ = 27209844. Its totient is φ = 18139888.

The previous prime is 22674851. The next prime is 22674881. The reversal of 22674865 is 56847622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8567329 + 14107536 = 2927^2 + 3756^2 .

It is a cyclic number.

It is not a de Polignac number, because 22674865 - 2⁵ = 22674833 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2267482 + ... + 2267491.

It is an arithmetic number, because the mean of its divisors is an integer number (6802461).

Almost surely, 2^22674865 is an apocalyptic number.

It is an amenable number.

22674865 is a deficient number, since it is larger than the sum of its proper divisors (4534979).

22674865 is an equidigital number, since it uses as much as digits as its factorization.

22674865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4534978.

The product of its digits is 161280, while the sum is 40.

The square root of 22674865 is about 4761.8132050722. The cubic root of 22674865 is about 283.0402744565.

The spelling of 22674865 in words is "twenty-two million, six hundred seventy-four thousand, eight hundred sixty-five".