97697616 has 40 divisors (see below), whose sum is σ = 260530944. Its totient is φ = 31514880.

The previous prime is 97697609. The next prime is 97697651. The reversal of 97697616 is 61679679.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31341 + ... + 34316.

Almost surely, 2^97697616 is an apocalyptic number.

It is an amenable number.

97697616 is an abundant number, since it is smaller than the sum of its proper divisors (162833328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97697616 is a wasteful number, since it uses less digits than its factorization.

97697616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65699 (or 65693 counting only the distinct ones).

The product of its digits is 857304, while the sum is 51.

The square root of 97697616 is about 9884.2104388767. The cubic root of 97697616 is about 460.5689494408.

The spelling of 97697616 in words is "ninety-seven million, six hundred ninety-seven thousand, six hundred sixteen".