22797641 has 2 divisors, whose sum is σ = 22797642. Its totient is φ = 22797640.

The previous prime is 22797613. The next prime is 22797653. The reversal of 22797641 is 14679722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22705225 + 92416 = 4765^2 + 304^2 .

It is a cyclic number.

It is not a de Polignac number, because 22797641 - 2¹⁸ = 22535497 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22797595 and 22797604.

It is not a weakly prime, because it can be changed into another prime (22797041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11398820 + 11398821.

It is an arithmetic number, because the mean of its divisors is an integer number (11398821).

Almost surely, 2^22797641 is an apocalyptic number.

It is an amenable number.

22797641 is a deficient number, since it is larger than the sum of its proper divisors (1).

22797641 is an equidigital number, since it uses as much as digits as its factorization.

22797641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 22797641 is about 4774.6875290431. The cubic root of 22797641 is about 283.5502079632.

The spelling of 22797641 in words is "twenty-two million, seven hundred ninety-seven thousand, six hundred forty-one".