22067964 has 30 divisors (see below), whose sum is σ = 57690864. Its totient is φ = 7355880.

The previous prime is 22067959. The next prime is 22067977. The reversal of 22067964 is 46976022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33732 + ... + 34379.

Almost surely, 2^22067964 is an apocalyptic number.

It is an amenable number.

22067964 is an abundant number, since it is smaller than the sum of its proper divisors (35622900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22067964 is a wasteful number, since it uses less digits than its factorization.

22067964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68127 (or 68116 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 22067964 is about 4697.6551597579. The cubic root of 22067964 is about 280.4921785688.

The spelling of 22067964 in words is "twenty-two million, sixty-seven thousand, nine hundred sixty-four".