225252542 has 8 divisors (see below), whose sum is σ = 342156000. Its totient is φ = 111200544.

The previous prime is 225252457. The next prime is 225252551. The reversal of 225252542 is 245252522.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 712667 + ... + 712982.

It is an arithmetic number, because the mean of its divisors is an integer number (42769500).

Almost surely, 2^225252542 is an apocalyptic number.

225252542 is a deficient number, since it is larger than the sum of its proper divisors (116903458).

225252542 is a wasteful number, since it uses less digits than its factorization.

225252542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425730.

The product of its digits is 16000, while the sum is 29.

The square root of 225252542 is about 15008.4157058632. The cubic root of 225252542 is about 608.4476717258.

The spelling of 225252542 in words is "two hundred twenty-five million, two hundred fifty-two thousand, five hundred forty-two".