225102542 has 16 divisors (see below), whose sum is σ = 408589920. Its totient is φ = 90797568.

The previous prime is 225102539. The next prime is 225102551. The reversal of 225102542 is 245201522.

225102542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472667 + ... + 473142.

It is an arithmetic number, because the mean of its divisors is an integer number (25536870).

Almost surely, 2^225102542 is an apocalyptic number.

225102542 is a deficient number, since it is larger than the sum of its proper divisors (183487378).

225102542 is a wasteful number, since it uses less digits than its factorization.

225102542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945835.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 225102542 is about 15003.4176773161. The cubic root of 225102542 is about 608.3125827329.

It can be divided in two parts, 22510 and 2542, that added together give a palindrome (25052).

The spelling of 225102542 in words is "two hundred twenty-five million, one hundred two thousand, five hundred forty-two".