23542993 has 2 divisors, whose sum is σ = 23542994. Its totient is φ = 23542992.

The previous prime is 23542969. The next prime is 23543017. The reversal of 23542993 is 39924532.

It is a balanced prime because it is at equal distance from previous prime (23542969) and next prime (23543017).

It can be written as a sum of positive squares in only one way, i.e., 23541904 + 1089 = 4852^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 23542993 - 2¹³ = 23534801 is a prime.

It is not a weakly prime, because it can be changed into another prime (23542913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11771496 + 11771497.

It is an arithmetic number, because the mean of its divisors is an integer number (11771497).

Almost surely, 2^23542993 is an apocalyptic number.

It is an amenable number.

23542993 is a deficient number, since it is larger than the sum of its proper divisors (1).

23542993 is an equidigital number, since it uses as much as digits as its factorization.

23542993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 37.

The square root of 23542993 is about 4852.1122204665. The cubic root of 23542993 is about 286.6072845872.

The spelling of 23542993 in words is "twenty-three million, five hundred forty-two thousand, nine hundred ninety-three".