97289500 has 216 divisors, whose sum is σ = 284579568. Its totient is φ = 28728000.

The previous prime is 97289447. The next prime is 97289513. The reversal of 97289500 is 598279.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5120491 + ... + 5120509.

It is an arithmetic number, because the mean of its divisors is an integer number (1317498).

Almost surely, 2^97289500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97289500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142289784).

97289500 is an abundant number, since it is smaller than the sum of its proper divisors (187290068).

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

97289500 is a wasteful number, since it uses less digits than its factorization.

97289500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 97289500 is about 9863.5439878372. The cubic root of 97289500 is about 459.9267369144.

The spelling of 97289500 in words is "ninety-seven million, two hundred eighty-nine thousand, five hundred".