225870342 has 8 divisors (see below), whose sum is σ = 451740696. Its totient is φ = 75290112.

The previous prime is 225870301. The next prime is 225870377. The reversal of 225870342 is 243078522.

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

225870342 is an admirable number.

It is a super-2 number, since 2×225870342² = 102034822790393928, which contains 22 as substring.

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, 18822523 + ... + 18822534.

It is an arithmetic number, because the mean of its divisors is an integer number (56467587).

Almost surely, 2^225870342 is an apocalyptic number.

225870342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

225870342 is a wasteful number, since it uses less digits than its factorization.

225870342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37645062.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 225870342 is about 15028.9833987532. The cubic root of 225870342 is about 609.0034269559.

The spelling of 225870342 in words is "two hundred twenty-five million, eight hundred seventy thousand, three hundred forty-two".