99240737 has 2 divisors, whose sum is σ = 99240738. Its totient is φ = 99240736.

The previous prime is 99240733. The next prime is 99240763. The reversal of 99240737 is 73704299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51782416 + 47458321 = 7196^2 + 6889^2 .

It is a cyclic number.

It is not a de Polignac number, because 99240737 - 2² = 99240733 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99240694 and 99240703.

It is not a weakly prime, because it can be changed into another prime (99240733) 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, 49620368 + 49620369.

It is an arithmetic number, because the mean of its divisors is an integer number (49620369).

Almost surely, 2^99240737 is an apocalyptic number.

It is an amenable number.

99240737 is a deficient number, since it is larger than the sum of its proper divisors (1).

99240737 is an equidigital number, since it uses as much as digits as its factorization.

99240737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 99240737 is about 9961.9645150944. The cubic root of 99240737 is about 462.9811687751.

The spelling of 99240737 in words is "ninety-nine million, two hundred forty thousand, seven hundred thirty-seven".