97442699 has 2 divisors, whose sum is σ = 97442700. Its totient is φ = 97442698.

The previous prime is 97442693. The next prime is 97442707. The reversal of 97442699 is 99624479.

It is a weak prime.

It is an emirp because it is prime and its reverse (99624479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97442699 - 2²⁴ = 80665483 is a prime.

It is not a weakly prime, because it can be changed into another prime (97442693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48721349 + 48721350.

It is an arithmetic number, because the mean of its divisors is an integer number (48721350).

Almost surely, 2^97442699 is an apocalyptic number.

97442699 is a deficient number, since it is larger than the sum of its proper divisors (1).

97442699 is an equidigital number, since it uses as much as digits as its factorization.

97442699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 97442699 is about 9871.3068537048. The cubic root of 97442699 is about 460.1680214811.

The spelling of 97442699 in words is "ninety-seven million, four hundred forty-two thousand, six hundred ninety-nine".