225774148 has 12 divisors (see below), whose sum is σ = 405783532. Its totient is φ = 109836000.

The previous prime is 225774139. The next prime is 225774163. The reversal of 225774148 is 841477522.

It can be written as a sum of positive squares in 2 ways, for example, as 122589184 + 103184964 = 11072^2 + 10158^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 225774148.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762603 + ... + 762898.

Almost surely, 2^225774148 is an apocalyptic number.

It is an amenable number.

225774148 is a deficient number, since it is larger than the sum of its proper divisors (180009384).

225774148 is a wasteful number, since it uses less digits than its factorization.

225774148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525542 (or 1525540 counting only the distinct ones).

The product of its digits is 125440, while the sum is 40.

The square root of 225774148 is about 15025.7827749505. The cubic root of 225774148 is about 608.9169602490.

The spelling of 225774148 in words is "two hundred twenty-five million, seven hundred seventy-four thousand, one hundred forty-eight".