22620827 has 2 divisors, whose sum is σ = 22620828. Its totient is φ = 22620826.

The previous prime is 22620817. The next prime is 22620839. The reversal of 22620827 is 72802622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22620827 - 2²⁰ = 21572251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22620827.

It is not a weakly prime, because it can be changed into another prime (22620817) 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, 11310413 + 11310414.

It is an arithmetic number, because the mean of its divisors is an integer number (11310414).

Almost surely, 2^22620827 is an apocalyptic number.

22620827 is a deficient number, since it is larger than the sum of its proper divisors (1).

22620827 is an equidigital number, since it uses as much as digits as its factorization.

22620827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 22620827 is about 4756.1357213604. The cubic root of 22620827 is about 282.8152514837.

The spelling of 22620827 in words is "twenty-two million, six hundred twenty thousand, eight hundred twenty-seven".