225265874 has 4 divisors (see below), whose sum is σ = 337898814. Its totient is φ = 112632936.

The previous prime is 225265867. The next prime is 225265883. The reversal of 225265874 is 478562522.

225265874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 478562522 = 2 ⋅239281261.

It can be written as a sum of positive squares in only one way, i.e., 216295849 + 8970025 = 14707^2 + 2995^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56316467 + ... + 56316470.

Almost surely, 2^225265874 is an apocalyptic number.

225265874 is a deficient number, since it is larger than the sum of its proper divisors (112632940).

225265874 is a wasteful number, since it uses less digits than its factorization.

225265874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112632939.

The product of its digits is 268800, while the sum is 41.

The square root of 225265874 is about 15008.8598501019. The cubic root of 225265874 is about 608.4596755331.

The spelling of 225265874 in words is "two hundred twenty-five million, two hundred sixty-five thousand, eight hundred seventy-four".