22389607 has 2 divisors, whose sum is σ = 22389608. Its totient is φ = 22389606.

The previous prime is 22389599. The next prime is 22389617. The reversal of 22389607 is 70698322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22389607 - 2³ = 22389599 is a prime.

It is a super-2 number, since 2×22389607² = 1002589003228898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22389617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11194803 + 11194804.

It is an arithmetic number, because the mean of its divisors is an integer number (11194804).

Almost surely, 2^22389607 is an apocalyptic number.

22389607 is a deficient number, since it is larger than the sum of its proper divisors (1).

22389607 is an equidigital number, since it uses as much as digits as its factorization.

22389607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 22389607 is about 4731.7657380728. The cubic root of 22389607 is about 281.8483457670.

The spelling of 22389607 in words is "twenty-two million, three hundred eighty-nine thousand, six hundred seven".