225254775 has 12 divisors (see below), whose sum is σ = 372421352. Its totient is φ = 120135840.

The previous prime is 225254749. The next prime is 225254789. The reversal of 225254775 is 577452522.

It is not a de Polignac number, because 225254775 - 2⁷ = 225254647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1501624 + ... + 1501773.

Almost surely, 2^225254775 is an apocalyptic number.

225254775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225254775 is a deficient number, since it is larger than the sum of its proper divisors (147166577).

225254775 is a wasteful number, since it uses less digits than its factorization.

225254775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003410 (or 3003405 counting only the distinct ones).

The product of its digits is 196000, while the sum is 39.

The square root of 225254775 is about 15008.4900972749. The cubic root of 225254775 is about 608.4496822975.

The spelling of 225254775 in words is "two hundred twenty-five million, two hundred fifty-four thousand, seven hundred seventy-five".