225454142 has 8 divisors (see below), whose sum is σ = 352884816. Its totient is φ = 107825872.

The previous prime is 225454123. The next prime is 225454169. The reversal of 225454142 is 241454522.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2450543 + ... + 2450634.

It is an arithmetic number, because the mean of its divisors is an integer number (44110602).

Almost surely, 2^225454142 is an apocalyptic number.

225454142 is a deficient number, since it is larger than the sum of its proper divisors (127430674).

225454142 is a wasteful number, since it uses less digits than its factorization.

225454142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901202.

The product of its digits is 12800, while the sum is 29.

The square root of 225454142 is about 15015.1304356639. The cubic root of 225454142 is about 608.6291368988.

The spelling of 225454142 in words is "two hundred twenty-five million, four hundred fifty-four thousand, one hundred forty-two".