225956730 has 32 divisors (see below), whose sum is σ = 553837824. Its totient is φ = 58972736.

The previous prime is 225956723. The next prime is 225956767. The reversal of 225956730 is 37659522.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 78717 + ... + 81536.

It is an arithmetic number, because the mean of its divisors is an integer number (17307432).

Almost surely, 2^225956730 is an apocalyptic number.

225956730 is an abundant number, since it is smaller than the sum of its proper divisors (327881094).

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

225956730 is a wasteful number, since it uses less digits than its factorization.

225956730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160310.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 225956730 is about 15031.8571706892. The cubic root of 225956730 is about 609.0810583406.

The spelling of 225956730 in words is "two hundred twenty-five million, nine hundred fifty-six thousand, seven hundred thirty".