75715933 has 2 divisors, whose sum is σ = 75715934. Its totient is φ = 75715932.

The previous prime is 75715901. The next prime is 75715951. The reversal of 75715933 is 33951757.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70862724 + 4853209 = 8418^2 + 2203^2 .

It is a cyclic number.

It is not a de Polignac number, because 75715933 - 2⁵ = 75715901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75715973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37857966 + 37857967.

It is an arithmetic number, because the mean of its divisors is an integer number (37857967).

Almost surely, 2^75715933 is an apocalyptic number.

It is an amenable number.

75715933 is a deficient number, since it is larger than the sum of its proper divisors (1).

75715933 is an equidigital number, since it uses as much as digits as its factorization.

75715933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 99225, while the sum is 40.

The square root of 75715933 is about 8701.4902746599. The cubic root of 75715933 is about 423.0539549311.

The spelling of 75715933 in words is "seventy-five million, seven hundred fifteen thousand, nine hundred thirty-three".