3102225 has 48 divisors (see below), whose sum is σ = 6190080. Its totient is φ = 1339200.

The previous prime is 3102223. The next prime is 3102227. The reversal of 3102225 is 5222013.

3102225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3102223) and next prime (3102227).

It is not a de Polignac number, because 3102225 - 2¹ = 3102223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

3102225 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9820 + ... + 10130.

It is an arithmetic number, because the mean of its divisors is an integer number (128960).

Almost surely, 2^3102225 is an apocalyptic number.

3102225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3102225 is a deficient number, since it is larger than the sum of its proper divisors (3087855).

3102225 is a wasteful number, since it uses less digits than its factorization.

3102225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3102225 is about 1761.3134303695. The cubic root of 3102225 is about 145.8448498842.

Adding to 3102225 its reverse (5222013), we get a palindrome (8324238).

The spelling of 3102225 in words is "three million, one hundred two thousand, two hundred twenty-five".