225557102 has 8 divisors (see below), whose sum is σ = 346204056. Its totient is φ = 110155752.

The previous prime is 225557083. The next prime is 225557117. The reversal of 225557102 is 201755522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×225557102³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311293 + ... + 1311464.

It is an arithmetic number, because the mean of its divisors is an integer number (43275507).

Almost surely, 2^225557102 is an apocalyptic number.

225557102 is a deficient number, since it is larger than the sum of its proper divisors (120646954).

225557102 is a wasteful number, since it uses less digits than its factorization.

225557102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2622802.

The product of its (nonzero) digits is 7000, while the sum is 29.

The square root of 225557102 is about 15018.5585859629. The cubic root of 225557102 is about 608.7217720257.

The spelling of 225557102 in words is "two hundred twenty-five million, five hundred fifty-seven thousand, one hundred two".