225493630 has 16 divisors (see below), whose sum is σ = 406966320. Its totient is φ = 89957952.

The previous prime is 225493621. The next prime is 225493663. The reversal of 225493630 is 36394522.

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, 25959 + ... + 33538.

It is an arithmetic number, because the mean of its divisors is an integer number (25435395).

Almost surely, 2^225493630 is an apocalyptic number.

225493630 is a deficient number, since it is larger than the sum of its proper divisors (181472690).

225493630 is a wasteful number, since it uses less digits than its factorization.

225493630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59883.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 225493630 is about 15016.4453183834. The cubic root of 225493630 is about 608.6646683586.

The spelling of 225493630 in words is "two hundred twenty-five million, four hundred ninety-three thousand, six hundred thirty".