225676745 has 16 divisors (see below), whose sum is σ = 319484928. Its totient is φ = 149757120.

The previous prime is 225676739. The next prime is 225676769. The reversal of 225676745 is 547676522.

It is not a de Polignac number, because 225676745 - 2⁸ = 225676489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225676696 and 225676705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102914 + ... + 105083.

It is an arithmetic number, because the mean of its divisors is an integer number (19967808).

Almost surely, 2^225676745 is an apocalyptic number.

It is an amenable number.

225676745 is a deficient number, since it is larger than the sum of its proper divisors (93808183).

225676745 is a wasteful number, since it uses less digits than its factorization.

225676745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208040.

The product of its digits is 705600, while the sum is 44.

The square root of 225676745 is about 15022.5412297654. The cubic root of 225676745 is about 608.8293817693.

The spelling of 225676745 in words is "two hundred twenty-five million, six hundred seventy-six thousand, seven hundred forty-five".