97696249 has 18 divisors (see below), whose sum is σ = 118834170. Its totient is φ = 80077536.

The previous prime is 97696223. The next prime is 97696253. The reversal of 97696249 is 94269679.

It can be written as a sum of positive squares in only one way, i.e., 93315600 + 4380649 = 9660^2 + 2093^2 .

It is not a de Polignac number, because 97696249 - 2⁵ = 97696217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97696196 and 97696205.

It is not an unprimeable number, because it can be changed into a prime (97696349) 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 17 ways as a sum of consecutive naturals, for example, 24037 + ... + 27805.

Almost surely, 2^97696249 is an apocalyptic number.

It is an amenable number.

97696249 is a deficient number, since it is larger than the sum of its proper divisors (21137921).

97696249 is a wasteful number, since it uses less digits than its factorization.

97696249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829 (or 3799 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 52.

The square root of 97696249 is about 9884.1412879420. The cubic root of 97696249 is about 460.5668013137.

The spelling of 97696249 in words is "ninety-seven million, six hundred ninety-six thousand, two hundred forty-nine".