225258757 has 16 divisors (see below), whose sum is σ = 240648192. Its totient is φ = 210394800.

The previous prime is 225258749. The next prime is 225258773. The reversal of 225258757 is 757852522.

225258757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225258757 - 2³ = 225258749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225258707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195132 + ... + 196282.

It is an arithmetic number, because the mean of its divisors is an integer number (15040512).

Almost surely, 2^225258757 is an apocalyptic number.

It is an amenable number.

225258757 is a deficient number, since it is larger than the sum of its proper divisors (15389435).

225258757 is a wasteful number, since it uses less digits than its factorization.

225258757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368.

The product of its digits is 392000, while the sum is 43.

The square root of 225258757 is about 15008.6227549366. The cubic root of 225258757 is about 608.4532676190.

It can be divided in two parts, 2252 and 58757, that added together give a square (61009 = 247²).

The spelling of 225258757 in words is "two hundred twenty-five million, two hundred fifty-eight thousand, seven hundred fifty-seven".