97695561 has 8 divisors (see below), whose sum is σ = 130402944. Its totient is φ = 65059280.

The previous prime is 97695557. The next prime is 97695571. The reversal of 97695561 is 16559679.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97695561 - 2² = 97695557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97695561.

It is not an unprimeable number, because it can be changed into a prime (97695541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14481 + ... + 20126.

It is an arithmetic number, because the mean of its divisors is an integer number (16300368).

Almost surely, 2^97695561 is an apocalyptic number.

It is an amenable number.

97695561 is a deficient number, since it is larger than the sum of its proper divisors (32707383).

97695561 is a wasteful number, since it uses less digits than its factorization.

97695561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35551.

The product of its digits is 510300, while the sum is 48.

The square root of 97695561 is about 9884.1064846550. The cubic root of 97695561 is about 460.5657201712.

The spelling of 97695561 in words is "ninety-seven million, six hundred ninety-five thousand, five hundred sixty-one".