22064873 has 2 divisors, whose sum is σ = 22064874. Its totient is φ = 22064872.

The previous prime is 22064857. The next prime is 22064897. The reversal of 22064873 is 37846022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12652249 + 9412624 = 3557^2 + 3068^2 .

It is a cyclic number.

It is not a de Polignac number, because 22064873 - 2⁴ = 22064857 is a prime.

It is a super-2 number, since 2×22064873² = 973717241012258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22064813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11032436 + 11032437.

It is an arithmetic number, because the mean of its divisors is an integer number (11032437).

Almost surely, 2^22064873 is an apocalyptic number.

It is an amenable number.

22064873 is a deficient number, since it is larger than the sum of its proper divisors (1).

22064873 is an equidigital number, since it uses as much as digits as its factorization.

22064873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 22064873 is about 4697.3261543137. The cubic root of 22064873 is about 280.4790820305.

The spelling of 22064873 in words is "twenty-two million, sixty-four thousand, eight hundred seventy-three".