97517228 has 6 divisors (see below), whose sum is σ = 170655156. Its totient is φ = 48758612.

The previous prime is 97517221. The next prime is 97517239. The reversal of 97517228 is 82271579.

It is not an unprimeable number, because it can be changed into a prime (97517221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12189650 + ... + 12189657.

It is an arithmetic number, because the mean of its divisors is an integer number (28442526).

Almost surely, 2^97517228 is an apocalyptic number.

It is an amenable number.

97517228 is a deficient number, since it is larger than the sum of its proper divisors (73137928).

97517228 is a wasteful number, since it uses less digits than its factorization.

97517228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24379311 (or 24379309 counting only the distinct ones).

The product of its digits is 70560, while the sum is 41.

The square root of 97517228 is about 9875.0811642234. The cubic root of 97517228 is about 460.2853113441.

The spelling of 97517228 in words is "ninety-seven million, five hundred seventeen thousand, two hundred twenty-eight".