97580000 has 240 divisors, whose sum is σ = 297579744. Its totient is φ = 30720000.

The previous prime is 97579987. The next prime is 97580009. The reversal of 97580000 is 8579.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97580009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2379980 + ... + 2380020.

Almost surely, 2^97580000 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 97580000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148789872).

97580000 is an abundant number, since it is smaller than the sum of its proper divisors (199999744).

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

97580000 is a wasteful number, since it uses less digits than its factorization.

97580000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 97580000 is about 9878.2589559092. The cubic root of 97580000 is about 460.3840522978.

Adding to 97580000 its reverse (8579), we get a palindrome (97588579).

The spelling of 97580000 in words is "ninety-seven million, five hundred eighty thousand".