22430651 has 2 divisors, whose sum is σ = 22430652. Its totient is φ = 22430650.

The previous prime is 22430623. The next prime is 22430657. The reversal of 22430651 is 15603422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22430651 - 2⁶ = 22430587 is a prime.

It is not a weakly prime, because it can be changed into another prime (22430657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215325 + 11215326.

It is an arithmetic number, because the mean of its divisors is an integer number (11215326).

Almost surely, 2^22430651 is an apocalyptic number.

22430651 is a deficient number, since it is larger than the sum of its proper divisors (1).

22430651 is an equidigital number, since it uses as much as digits as its factorization.

22430651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 22430651 is about 4736.1008224066. The cubic root of 22430651 is about 282.0204661303.

The spelling of 22430651 in words is "twenty-two million, four hundred thirty thousand, six hundred fifty-one".