225402454 has 8 divisors (see below), whose sum is σ = 338844888. Its totient is φ = 112454160.

The previous prime is 225402433. The next prime is 225402467. The reversal of 225402454 is 454204522.

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, 122392 + ... + 124219.

It is an arithmetic number, because the mean of its divisors is an integer number (42355611).

Almost surely, 2^225402454 is an apocalyptic number.

225402454 is a deficient number, since it is larger than the sum of its proper divisors (113442434).

225402454 is a wasteful number, since it uses less digits than its factorization.

225402454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247070.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 225402454 is about 15013.4091398323. The cubic root of 225402454 is about 608.5826215602.

Adding to 225402454 its reverse (454204522), we get a palindrome (679606976).

The spelling of 225402454 in words is "two hundred twenty-five million, four hundred two thousand, four hundred fifty-four".