97761659 has 6 divisors (see below), whose sum is σ = 100476684. Its totient is φ = 95118120.

The previous prime is 97761623. The next prime is 97761667. The reversal of 97761659 is 95616779.

It is not a de Polignac number, because 97761659 - 2²⁰ = 96713083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97761689) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34337 + ... + 37074.

It is an arithmetic number, because the mean of its divisors is an integer number (16746114).

Almost surely, 2^97761659 is an apocalyptic number.

97761659 is a deficient number, since it is larger than the sum of its proper divisors (2715025).

97761659 is an equidigital number, since it uses as much as digits as its factorization.

97761659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71485 (or 71448 counting only the distinct ones).

The product of its digits is 714420, while the sum is 50.

The square root of 97761659 is about 9887.4495700357. The cubic root of 97761659 is about 460.6695652513.

The spelling of 97761659 in words is "ninety-seven million, seven hundred sixty-one thousand, six hundred fifty-nine".