22064961 has 8 divisors (see below), whose sum is σ = 29450080. Its totient is φ = 14694912.

The previous prime is 22064957. The next prime is 22064983. The reversal of 22064961 is 16946022.

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

It is not a de Polignac number, because 22064961 - 2² = 22064957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22065961) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 270 + ... + 6648.

It is an arithmetic number, because the mean of its divisors is an integer number (3681260).

Almost surely, 2^22064961 is an apocalyptic number.

It is an amenable number.

22064961 is a deficient number, since it is larger than the sum of its proper divisors (7385119).

22064961 is a wasteful number, since it uses less digits than its factorization.

22064961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7535.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 22064961 is about 4697.3355213355. The cubic root of 22064961 is about 280.4794549026.

The spelling of 22064961 in words is "twenty-two million, sixty-four thousand, nine hundred sixty-one".