23556697 has 2 divisors, whose sum is σ = 23556698. Its totient is φ = 23556696.

The previous prime is 23556691. The next prime is 23556703. The reversal of 23556697 is 79665532.

It is a balanced prime because it is at equal distance from previous prime (23556691) and next prime (23556703).

It can be written as a sum of positive squares in only one way, i.e., 20331081 + 3225616 = 4509^2 + 1796^2 .

It is a cyclic number.

It is not a de Polignac number, because 23556697 - 2⁷ = 23556569 is a prime.

It is not a weakly prime, because it can be changed into another prime (23556691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11778348 + 11778349.

It is an arithmetic number, because the mean of its divisors is an integer number (11778349).

Almost surely, 2^23556697 is an apocalyptic number.

It is an amenable number.

23556697 is a deficient number, since it is larger than the sum of its proper divisors (1).

23556697 is an equidigital number, since it uses as much as digits as its factorization.

23556697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 23556697 is about 4853.5241835186. The cubic root of 23556697 is about 286.6628836410.

The spelling of 23556697 in words is "twenty-three million, five hundred fifty-six thousand, six hundred ninety-seven".