97309236 has 48 divisors (see below), whose sum is σ = 235105920. Its totient is φ = 31303680.

The previous prime is 97309229. The next prime is 97309237. The reversal of 97309236 is 63290379.

It is a junction number, because it is equal to n+sod(n) for n = 97309194 and 97309203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97309237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46705 + ... + 48743.

It is an arithmetic number, because the mean of its divisors is an integer number (4898040).

Almost surely, 2^97309236 is an apocalyptic number.

It is an amenable number.

97309236 is an abundant number, since it is smaller than the sum of its proper divisors (137796684).

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

97309236 is a wasteful number, since it uses less digits than its factorization.

97309236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184 (or 2182 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 97309236 is about 9864.5443888707. The cubic root of 97309236 is about 459.9578348245.

The spelling of 97309236 in words is "ninety-seven million, three hundred nine thousand, two hundred thirty-six".