102027225 has 24 divisors (see below), whose sum is σ = 171551520. Its totient is φ = 53489920.

The previous prime is 102027221. The next prime is 102027239. The reversal of 102027225 is 522720201.

It is a happy number.

It is not a de Polignac number, because 102027225 - 2² = 102027221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102027221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7104 + ... + 15953.

It is an arithmetic number, because the mean of its divisors is an integer number (7147980).

Almost surely, 2^102027225 is an apocalyptic number.

102027225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102027225 is a deficient number, since it is larger than the sum of its proper divisors (69524295).

102027225 is a wasteful number, since it uses less digits than its factorization.

102027225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23129 (or 23124 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 102027225 is about 10100.8526867785. The cubic root of 102027225 is about 467.2744391211.

Adding to 102027225 its reverse (522720201), we get a palindrome (624747426).

The spelling of 102027225 in words is "one hundred two million, twenty-seven thousand, two hundred twenty-five".