22606459 has 2 divisors, whose sum is σ = 22606460. Its totient is φ = 22606458.

The previous prime is 22606439. The next prime is 22606469. The reversal of 22606459 is 95460622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22606459 - 2⁵ = 22606427 is a prime.

It is a super-2 number, since 2×22606459² = 1022103977037362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22606439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11303229 + 11303230.

It is an arithmetic number, because the mean of its divisors is an integer number (11303230).

Almost surely, 2^22606459 is an apocalyptic number.

22606459 is a deficient number, since it is larger than the sum of its proper divisors (1).

22606459 is an equidigital number, since it uses as much as digits as its factorization.

22606459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 22606459 is about 4754.6250115020. The cubic root of 22606459 is about 282.7553605084.

The spelling of 22606459 in words is "twenty-two million, six hundred six thousand, four hundred fifty-nine".