225500757 has 16 divisors (see below), whose sum is σ = 305690112. Its totient is φ = 147833840.

The previous prime is 225500753. The next prime is 225500777. The reversal of 225500757 is 757005522.

It is a cyclic number.

It is not a de Polignac number, because 225500757 - 2² = 225500753 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225500753) 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, 98338 + ... + 100604.

It is an arithmetic number, because the mean of its divisors is an integer number (19105632).

Almost surely, 2^225500757 is an apocalyptic number.

It is an amenable number.

225500757 is a deficient number, since it is larger than the sum of its proper divisors (80189355).

225500757 is a wasteful number, since it uses less digits than its factorization.

225500757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808.

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 225500757 is about 15016.6826230030. The cubic root of 225500757 is about 608.6710808197.

The spelling of 225500757 in words is "two hundred twenty-five million, five hundred thousand, seven hundred fifty-seven".