22733897 has 2 divisors, whose sum is σ = 22733898. Its totient is φ = 22733896.

The previous prime is 22733891. The next prime is 22733903. The reversal of 22733897 is 79833722.

It is a balanced prime because it is at equal distance from previous prime (22733891) and next prime (22733903).

It can be written as a sum of positive squares in only one way, i.e., 20106256 + 2627641 = 4484^2 + 1621^2 .

It is a cyclic number.

It is not a de Polignac number, because 22733897 - 2⁶ = 22733833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22733891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11366948 + 11366949.

It is an arithmetic number, because the mean of its divisors is an integer number (11366949).

Almost surely, 2^22733897 is an apocalyptic number.

It is an amenable number.

22733897 is a deficient number, since it is larger than the sum of its proper divisors (1).

22733897 is an equidigital number, since it uses as much as digits as its factorization.

22733897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 22733897 is about 4768.0076551952. The cubic root of 22733897 is about 283.2856850285.

The spelling of 22733897 in words is "twenty-two million, seven hundred thirty-three thousand, eight hundred ninety-seven".