225500847 has 32 divisors (see below), whose sum is σ = 356939520. Its totient is φ = 124830720.

The previous prime is 225500837. The next prime is 225500881. The reversal of 225500847 is 748005522.

It is not a de Polignac number, because 225500847 - 2⁷ = 225500719 is a prime.

It is a super-3 number, since 3×225500847³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225500837) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38904 + ... + 44322.

It is an arithmetic number, because the mean of its divisors is an integer number (11154360).

Almost surely, 2^225500847 is an apocalyptic number.

225500847 is a deficient number, since it is larger than the sum of its proper divisors (131438673).

225500847 is a wasteful number, since it uses less digits than its factorization.

225500847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5543.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 225500847 is about 15016.6856196699. The cubic root of 225500847 is about 608.6711617956.

The spelling of 225500847 in words is "two hundred twenty-five million, five hundred thousand, eight hundred forty-seven".