225147758 has 24 divisors (see below), whose sum is σ = 388848600. Its totient is φ = 96950160.

The previous prime is 225147757. The next prime is 225147773. The reversal of 225147758 is 857741522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225147751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6233 + ... + 22116.

It is an arithmetic number, because the mean of its divisors is an integer number (16202025).

Almost surely, 2^225147758 is an apocalyptic number.

225147758 is a deficient number, since it is larger than the sum of its proper divisors (163700842).

225147758 is a wasteful number, since it uses less digits than its factorization.

225147758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28400 (or 28381 counting only the distinct ones).

The product of its digits is 156800, while the sum is 41.

The square root of 225147758 is about 15004.9244583237. The cubic root of 225147758 is about 608.3533102758.

The spelling of 225147758 in words is "two hundred twenty-five million, one hundred forty-seven thousand, seven hundred fifty-eight".