102282245 has 32 divisors (see below), whose sum is σ = 137894400. Its totient is φ = 72334080.

The previous prime is 102282241. The next prime is 102282247. The reversal of 102282245 is 542282201.

It is not a de Polignac number, because 102282245 - 2² = 102282241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102282241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170456 + ... + 171054.

It is an arithmetic number, because the mean of its divisors is an integer number (4309200).

Almost surely, 2^102282245 is an apocalyptic number.

It is an amenable number.

102282245 is a deficient number, since it is larger than the sum of its proper divisors (35612155).

102282245 is a wasteful number, since it uses less digits than its factorization.

102282245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 102282245 is about 10113.4684950318. The cubic root of 102282245 is about 467.6634371891.

The spelling of 102282245 in words is "one hundred two million, two hundred eighty-two thousand, two hundred forty-five".