97676791 has 4 divisors (see below), whose sum is σ = 101923632. Its totient is φ = 93429952.

The previous prime is 97676773. The next prime is 97676809. The reversal of 97676791 is 19767679.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19767679 = 839 ⋅23561.

It is an interprime number because it is at equal distance from previous prime (97676773) and next prime (97676809).

It is a cyclic number.

It is not a de Polignac number, because 97676791 - 2⁹ = 97676279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97676731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2123386 + ... + 2123431.

It is an arithmetic number, because the mean of its divisors is an integer number (25480908).

Almost surely, 2^97676791 is an apocalyptic number.

97676791 is a deficient number, since it is larger than the sum of its proper divisors (4246841).

97676791 is a wasteful number, since it uses less digits than its factorization.

97676791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4246840.

The product of its digits is 1000188, while the sum is 52.

The square root of 97676791 is about 9883.1569349070. The cubic root of 97676791 is about 460.5362225080.

The spelling of 97676791 in words is "ninety-seven million, six hundred seventy-six thousand, seven hundred ninety-one".