22274667 has 12 divisors (see below), whose sum is σ = 32338800. Its totient is φ = 14773968.

The previous prime is 22274621. The next prime is 22274671. The reversal of 22274667 is 76647222.

It is not a de Polignac number, because 22274667 - 2¹¹ = 22272619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22274687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4428 + ... + 8009.

It is an arithmetic number, because the mean of its divisors is an integer number (2694900).

Almost surely, 2^22274667 is an apocalyptic number.

22274667 is a deficient number, since it is larger than the sum of its proper divisors (10064133).

22274667 is a wasteful number, since it uses less digits than its factorization.

22274667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12642 (or 12639 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 22274667 is about 4719.6045385180. The cubic root of 22274667 is about 281.3652162018.

The spelling of 22274667 in words is "twenty-two million, two hundred seventy-four thousand, six hundred sixty-seven".