97318260 has 120 divisors (see below), whose sum is σ = 328846056. Its totient is φ = 23950080.

The previous prime is 97318259. The next prime is 97318279. The reversal of 97318260 is 6281379.

It can be written as a sum of positive squares in 4 ways, for example, as 374544 + 96943716 = 612^2 + 9846^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18750 + ... + 23370.

Almost surely, 2^97318260 is an apocalyptic number.

97318260 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97318260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164423028).

97318260 is an abundant number, since it is smaller than the sum of its proper divisors (231527796).

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

97318260 is a wasteful number, since it uses less digits than its factorization.

97318260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655 (or 4644 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 97318260 is about 9865.0017739481. The cubic root of 97318260 is about 459.9720524924.

The spelling of 97318260 in words is "ninety-seven million, three hundred eighteen thousand, two hundred sixty".