225251673 has 48 divisors (see below), whose sum is σ = 335554560. Its totient is φ = 134053920.

The previous prime is 225251659. The next prime is 225251681. The reversal of 225251673 is 376152522.

225251673 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 225251673 - 2⁴ = 225251657 is a prime.

Its product of digits (25200) is a multiple of the sum of its prime factors (210).

It is not an unprimeable number, because it can be changed into a prime (225251603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2851248 + ... + 2851326.

It is an arithmetic number, because the mean of its divisors is an integer number (6990720).

Almost surely, 2^225251673 is an apocalyptic number.

225251673 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

225251673 is a deficient number, since it is larger than the sum of its proper divisors (110302887).

225251673 is a wasteful number, since it uses less digits than its factorization.

225251673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 179 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 225251673 is about 15008.3867554111. The cubic root of 225251673 is about 608.4468892829.

The spelling of 225251673 in words is "two hundred twenty-five million, two hundred fifty-one thousand, six hundred seventy-three".