97228856 has 32 divisors (see below), whose sum is σ = 185749200. Its totient is φ = 47704320.

The previous prime is 97228849. The next prime is 97228861. The reversal of 97228856 is 65882279.

It is a self number, because there is not a number n which added to its sum of digits gives 97228856.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 119780 + ... + 120588.

Almost surely, 2^97228856 is an apocalyptic number.

It is an amenable number.

97228856 is a deficient number, since it is larger than the sum of its proper divisors (88520344).

97228856 is a wasteful number, since it uses less digits than its factorization.

97228856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1075 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 97228856 is about 9860.4693600254. The cubic root of 97228856 is about 459.8311541627.

The spelling of 97228856 in words is "ninety-seven million, two hundred twenty-eight thousand, eight hundred fifty-six".