97550082 has 60 divisors (see below), whose sum is σ = 254292390. Its totient is φ = 27869184.

The previous prime is 97550071. The next prime is 97550099. The reversal of 97550082 is 28005579.

97550082 is a `hidden beast` number, since 9 + 75 + 500 + 82 = 666.

It can be written as a sum of positive squares in only one way, i.e., 70207641 + 27342441 = 8379^2 + 5229^2 .

It is an unprimeable number.

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 29 ways as a sum of consecutive naturals, for example, 1794 + ... + 14082.

Almost surely, 2^97550082 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97550082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127146195).

97550082 is an abundant number, since it is smaller than the sum of its proper divisors (156742308).

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

97550082 is a wasteful number, since it uses less digits than its factorization.

97550082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12317 (or 12301 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 97550082 is about 9876.7445041370. The cubic root of 97550082 is about 460.3369962822.

The spelling of 97550082 in words is "ninety-seven million, five hundred fifty thousand, eighty-two".