225673390 has 16 divisors (see below), whose sum is σ = 410235840. Its totient is φ = 89375200.

The previous prime is 225673361. The next prime is 225673439. The reversal of 225673390 is 93376522.

225673390 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110710 + ... + 112729.

It is an arithmetic number, because the mean of its divisors is an integer number (25639740).

Almost surely, 2^225673390 is an apocalyptic number.

225673390 is a deficient number, since it is larger than the sum of its proper divisors (184562450).

225673390 is a wasteful number, since it uses less digits than its factorization.

225673390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223547.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 225673390 is about 15022.4295638222. The cubic root of 225673390 is about 608.8263647213.

The spelling of 225673390 in words is "two hundred twenty-five million, six hundred seventy-three thousand, three hundred ninety".