225023736 has 32 divisors (see below), whose sum is σ = 642925440. Its totient is φ = 64292448.

The previous prime is 225023723. The next prime is 225023753. The reversal of 225023736 is 637320522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669546 + ... + 669881.

It is an arithmetic number, because the mean of its divisors is an integer number (20091420).

Almost surely, 2^225023736 is an apocalyptic number.

It is an amenable number.

225023736 is an abundant number, since it is smaller than the sum of its proper divisors (417901704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225023736 is a wasteful number, since it uses less digits than its factorization.

225023736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339443 (or 1339439 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 225023736 is about 15000.7911791345. The cubic root of 225023736 is about 608.2415865307.

The spelling of 225023736 in words is "two hundred twenty-five million, twenty-three thousand, seven hundred thirty-six".