99252739 has 2 divisors, whose sum is σ = 99252740. Its totient is φ = 99252738.

The previous prime is 99252719. The next prime is 99252743. The reversal of 99252739 is 93725299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99252739 - 2⁹ = 99252227 is a prime.

It is a super-2 number, since 2×99252739² = 19702212398004242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99252709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49626369 + 49626370.

It is an arithmetic number, because the mean of its divisors is an integer number (49626370).

Almost surely, 2^99252739 is an apocalyptic number.

99252739 is a deficient number, since it is larger than the sum of its proper divisors (1).

99252739 is an equidigital number, since it uses as much as digits as its factorization.

99252739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 46.

The square root of 99252739 is about 9962.5668881067. The cubic root of 99252739 is about 462.9998320652. Note that the first 3 decimals are identical.

The spelling of 99252739 in words is "ninety-nine million, two hundred fifty-two thousand, seven hundred thirty-nine".