23196937 has 2 divisors, whose sum is σ = 23196938. Its totient is φ = 23196936.

The previous prime is 23196919. The next prime is 23196961. The reversal of 23196937 is 73969132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12595401 + 10601536 = 3549^2 + 3256^2 .

It is a cyclic number.

It is not a de Polignac number, because 23196937 - 2²³ = 14808329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23196937.

It is not a weakly prime, because it can be changed into another prime (23196917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11598468 + 11598469.

It is an arithmetic number, because the mean of its divisors is an integer number (11598469).

Almost surely, 2^23196937 is an apocalyptic number.

It is an amenable number.

23196937 is a deficient number, since it is larger than the sum of its proper divisors (1).

23196937 is an equidigital number, since it uses as much as digits as its factorization.

23196937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 40.

The square root of 23196937 is about 4816.3198606405. The cubic root of 23196937 is about 285.1960772377.

The spelling of 23196937 in words is "twenty-three million, one hundred ninety-six thousand, nine hundred thirty-seven".