93868739 has 2 divisors, whose sum is σ = 93868740. Its totient is φ = 93868738.

The previous prime is 93868717. The next prime is 93868751. The reversal of 93868739 is 93786839.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 93868739 - 2⁸ = 93868483 is a prime.

It is a super-2 number, since 2×93868739² = 17622680322900242, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (93868769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46934369 + 46934370.

It is an arithmetic number, because the mean of its divisors is an integer number (46934370).

Almost surely, 2^93868739 is an apocalyptic number.

93868739 is a deficient number, since it is larger than the sum of its proper divisors (1).

93868739 is an equidigital number, since it uses as much as digits as its factorization.

93868739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The square root of 93868739 is about 9688.5880808299. The cubic root of 93868739 is about 454.4718567010.

The spelling of 93868739 in words is "ninety-three million, eight hundred sixty-eight thousand, seven hundred thirty-nine".