97199028 has 96 divisors (see below), whose sum is σ = 262295040. Its totient is φ = 31492800.

The previous prime is 97199017. The next prime is 97199033. The reversal of 97199028 is 82099179.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358533 + ... + 358803.

It is an arithmetic number, because the mean of its divisors is an integer number (2732240).

Almost surely, 2^97199028 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 97199028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131147520).

97199028 is an abundant number, since it is smaller than the sum of its proper divisors (165096012).

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

97199028 is a wasteful number, since it uses less digits than its factorization.

97199028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 97199028 is about 9858.9567399396. The cubic root of 97199028 is about 459.7841268122.

It can be divided in two parts, 971 and 99028, that added together give a palindrome (99999).

The spelling of 97199028 in words is "ninety-seven million, one hundred ninety-nine thousand, twenty-eight".