22696129 has 2 divisors, whose sum is σ = 22696130. Its totient is φ = 22696128.

The previous prime is 22696117. The next prime is 22696151. The reversal of 22696129 is 92169622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19713600 + 2982529 = 4440^2 + 1727^2 .

It is a cyclic number.

It is not a de Polignac number, because 22696129 - 2⁵ = 22696097 is a prime.

It is a super-2 number, since 2×22696129² = 1030228543169282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22696189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11348064 + 11348065.

It is an arithmetic number, because the mean of its divisors is an integer number (11348065).

Almost surely, 2^22696129 is an apocalyptic number.

It is an amenable number.

22696129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22696129 is an equidigital number, since it uses as much as digits as its factorization.

22696129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 22696129 is about 4764.0454447874. The cubic root of 22696129 is about 283.1287231714.

The spelling of 22696129 in words is "twenty-two million, six hundred ninety-six thousand, one hundred twenty-nine".