76718097 has 10 divisors (see below), whose sum is σ = 114603698. Its totient is φ = 51145344.

The previous prime is 76718051. The next prime is 76718099. The reversal of 76718097 is 79081767.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64016001 + 12702096 = 8001^2 + 3564^2 .

It is not a de Polignac number, because 76718097 - 2⁷ = 76717969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76718099) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 473488 + ... + 473649.

Almost surely, 2^76718097 is an apocalyptic number.

It is an amenable number.

76718097 is a deficient number, since it is larger than the sum of its proper divisors (37885601).

76718097 is an equidigital number, since it uses as much as digits as its factorization.

76718097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947149 (or 947140 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 45.

The square root of 76718097 is about 8758.8867443300. The cubic root of 76718097 is about 424.9122716271.

The spelling of 76718097 in words is "seventy-six million, seven hundred eighteen thousand, ninety-seven".