97694651 has 4 divisors (see below), whose sum is σ = 99070704. Its totient is φ = 96318600.

The previous prime is 97694647. The next prime is 97694669. The reversal of 97694651 is 15649679.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 97694651 - 2² = 97694647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97694596 and 97694605.

It is not an unprimeable number, because it can be changed into a prime (97694251) 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 in 3 ways as a sum of consecutive naturals, for example, 687920 + ... + 688061.

It is an arithmetic number, because the mean of its divisors is an integer number (24767676).

Almost surely, 2^97694651 is an apocalyptic number.

97694651 is a deficient number, since it is larger than the sum of its proper divisors (1376053).

97694651 is a wasteful number, since it uses less digits than its factorization.

97694651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376052.

The product of its digits is 408240, while the sum is 47.

The square root of 97694651 is about 9884.0604510495. The cubic root of 97694651 is about 460.5642901639.

The spelling of 97694651 in words is "ninety-seven million, six hundred ninety-four thousand, six hundred fifty-one".