225215514 has 24 divisors (see below), whose sum is σ = 488359872. Its totient is φ = 75011400.

The previous prime is 225215483. The next prime is 225215521. The reversal of 225215514 is 415512522.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21807 + ... + 30429.

It is an arithmetic number, because the mean of its divisors is an integer number (20348328).

Almost surely, 2^225215514 is an apocalyptic number.

225215514 is an abundant number, since it is smaller than the sum of its proper divisors (263144358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225215514 is a wasteful number, since it uses less digits than its factorization.

225215514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10082 (or 10079 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 225215514 is about 15007.1820805906. The cubic root of 225215514 is about 608.4143301338.

It can be divided in two parts, 2252 and 15514, that added together give a triangular number (17766 = T₁₈₈).

The spelling of 225215514 in words is "two hundred twenty-five million, two hundred fifteen thousand, five hundred fourteen".