102289224 has 16 divisors (see below), whose sum is σ = 255723120. Its totient is φ = 34096400.

The previous prime is 102289223. The next prime is 102289237. The reversal of 102289224 is 422982201.

It is a junction number, because it is equal to n+sod(n) for n = 102289191 and 102289200.

It is not an unprimeable number, because it can be changed into a prime (102289223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131002 + ... + 2131049.

It is an arithmetic number, because the mean of its divisors is an integer number (15982695).

Almost surely, 2^102289224 is an apocalyptic number.

It is an amenable number.

102289224 is an abundant number, since it is smaller than the sum of its proper divisors (153433896).

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

102289224 is a wasteful number, since it uses less digits than its factorization.

102289224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4262060 (or 4262056 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 102289224 is about 10113.8135240867. The cubic root of 102289224 is about 467.6740736030.

The spelling of 102289224 in words is "one hundred two million, two hundred eighty-nine thousand, two hundred twenty-four".