88612228 has 12 divisors (see below), whose sum is σ = 164193372. Its totient is φ = 41699840.

The previous prime is 88612171. The next prime is 88612241. The reversal of 88612228 is 82221688.

It can be written as a sum of positive squares in 2 ways, for example, as 57274624 + 31337604 = 7568^2 + 5598^2 .

It is a super-2 number, since 2×88612228² = 15704253902247968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651493 + ... + 651628.

It is an arithmetic number, because the mean of its divisors is an integer number (13682781).

Almost surely, 2^88612228 is an apocalyptic number.

It is an amenable number.

88612228 is a deficient number, since it is larger than the sum of its proper divisors (75581144).

88612228 is a wasteful number, since it uses less digits than its factorization.

88612228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303142 (or 1303140 counting only the distinct ones).

The product of its digits is 24576, while the sum is 37.

The square root of 88612228 is about 9413.4068221872. The cubic root of 88612228 is about 445.8251374004.

The spelling of 88612228 in words is "eighty-eight million, six hundred twelve thousand, two hundred twenty-eight".