23194937 has 2 divisors, whose sum is σ = 23194938. Its totient is φ = 23194936.

The previous prime is 23194921. The next prime is 23194943. The reversal of 23194937 is 73949132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13278736 + 9916201 = 3644^2 + 3149^2 .

It is a cyclic number.

It is not a de Polignac number, because 23194937 - 2⁴ = 23194921 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23194937.

It is not a weakly prime, because it can be changed into another prime (23194907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11597468 + 11597469.

It is an arithmetic number, because the mean of its divisors is an integer number (11597469).

Almost surely, 2^23194937 is an apocalyptic number.

It is an amenable number.

23194937 is a deficient number, since it is larger than the sum of its proper divisors (1).

23194937 is an equidigital number, since it uses as much as digits as its factorization.

23194937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 23194937 is about 4816.1122287588. The cubic root of 23194937 is about 285.1878806304.

It can be divided in two parts, 2319493 and 7, that multiplied together give a triangular number (16236451 = T₅₆₉₈).

The spelling of 23194937 in words is "twenty-three million, one hundred ninety-four thousand, nine hundred thirty-seven".