97530216 has 128 divisors (see below), whose sum is σ = 293314560. Its totient is φ = 26438400.

The previous prime is 97530203. The next prime is 97530233. The reversal of 97530216 is 61203579.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317535 + ... + 317841.

It is an arithmetic number, because the mean of its divisors is an integer number (2291520).

Almost surely, 2^97530216 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 97530216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146657280).

97530216 is an abundant number, since it is smaller than the sum of its proper divisors (195784344).

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

97530216 is a wasteful number, since it uses less digits than its factorization.

97530216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 97530216 is about 9875.7387571766. The cubic root of 97530216 is about 460.3057450677.

The spelling of 97530216 in words is "ninety-seven million, five hundred thirty thousand, two hundred sixteen".