99702497 has 2 divisors, whose sum is σ = 99702498. Its totient is φ = 99702496.

The previous prime is 99702439. The next prime is 99702553. The reversal of 99702497 is 79420799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99281296 + 421201 = 9964^2 + 649^2 .

It is a cyclic number.

It is not a de Polignac number, because 99702497 - 2¹⁰ = 99701473 is a prime.

It is not a weakly prime, because it can be changed into another prime (99702437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49851248 + 49851249.

It is an arithmetic number, because the mean of its divisors is an integer number (49851249).

Almost surely, 2^99702497 is an apocalyptic number.

It is an amenable number.

99702497 is a deficient number, since it is larger than the sum of its proper divisors (1).

99702497 is an equidigital number, since it uses as much as digits as its factorization.

99702497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 99702497 is about 9985.1137700078. The cubic root of 99702497 is about 463.6981306067.

The spelling of 99702497 in words is "ninety-nine million, seven hundred two thousand, four hundred ninety-seven".