22628674 has 8 divisors (see below), whose sum is σ = 33996348. Its totient is φ = 11296560.

The previous prime is 22628657. The next prime is 22628689. The reversal of 22628674 is 47682622.

It can be written as a sum of positive squares in 2 ways, for example, as 21557449 + 1071225 = 4643^2 + 1035^2 .

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

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, 7237 + ... + 9880.

Almost surely, 2^22628674 is an apocalyptic number.

22628674 is a deficient number, since it is larger than the sum of its proper divisors (11367674).

22628674 is a wasteful number, since it uses less digits than its factorization.

22628674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17780.

The product of its digits is 64512, while the sum is 37.

The square root of 22628674 is about 4756.9605842386. The cubic root of 22628674 is about 282.8479498861.

It can be divided in two parts, 226 and 28674, that added together give a square (28900 = 170²).

The spelling of 22628674 in words is "twenty-two million, six hundred twenty-eight thousand, six hundred seventy-four".