22327057 has 2 divisors, whose sum is σ = 22327058. Its totient is φ = 22327056.

The previous prime is 22327051. The next prime is 22327061. The reversal of 22327057 is 75072322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15752961 + 6574096 = 3969^2 + 2564^2 .

It is a cyclic number.

It is not a de Polignac number, because 22327057 - 2⁷ = 22326929 is a prime.

It is a super-3 number, since 3×22327057³ (a number of 23 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22327051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11163528 + 11163529.

It is an arithmetic number, because the mean of its divisors is an integer number (11163529).

Almost surely, 2^22327057 is an apocalyptic number.

It is an amenable number.

22327057 is a deficient number, since it is larger than the sum of its proper divisors (1).

22327057 is an equidigital number, since it uses as much as digits as its factorization.

22327057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 22327057 is about 4725.1515319617. The cubic root of 22327057 is about 281.5856337435.

Adding to 22327057 its reverse (75072322), we get a palindrome (97399379).

The spelling of 22327057 in words is "twenty-two million, three hundred twenty-seven thousand, fifty-seven".