88928217 has 12 divisors (see below), whose sum is σ = 146802240. Its totient is φ = 50816088.

The previous prime is 88928197. The next prime is 88928219. The reversal of 88928217 is 71282988.

It is a happy number.

It is not a de Polignac number, because 88928217 - 2⁶ = 88928153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88928219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705717 + ... + 705842.

It is an arithmetic number, because the mean of its divisors is an integer number (12233520).

Almost surely, 2^88928217 is an apocalyptic number.

It is an amenable number.

88928217 is a deficient number, since it is larger than the sum of its proper divisors (57874023).

88928217 is a wasteful number, since it uses less digits than its factorization.

88928217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411572 (or 1411569 counting only the distinct ones).

The product of its digits is 129024, while the sum is 45.

The square root of 88928217 is about 9430.1758732274. The cubic root of 88928217 is about 446.3544425171.

The spelling of 88928217 in words is "eighty-eight million, nine hundred twenty-eight thousand, two hundred seventeen".