22064976 has 60 divisors (see below), whose sum is σ = 62700352. Its totient is φ = 7242048.

The previous prime is 22064957. The next prime is 22064983. The reversal of 22064976 is 67946022.

It is a happy number.

22064976 is a `hidden beast` number, since 2 + 2 + 0 + 649 + 7 + 6 = 666.

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

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 22064976.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8505 + ... + 10791.

Almost surely, 2^22064976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22064976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31350176).

22064976 is an abundant number, since it is smaller than the sum of its proper divisors (40635376).

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

22064976 is a wasteful number, since it uses less digits than its factorization.

22064976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368 (or 2359 counting only the distinct ones).

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

The square root of 22064976 is about 4697.3371179850. The cubic root of 22064976 is about 280.4795184603.

The spelling of 22064976 in words is "twenty-two million, sixty-four thousand, nine hundred seventy-six".