225992494 has 32 divisors (see below), whose sum is σ = 418461120. Its totient is φ = 89137152.

The previous prime is 225992467. The next prime is 225992519. The reversal of 225992494 is 494299522.

225992494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66222 + ... + 69550.

It is an arithmetic number, because the mean of its divisors is an integer number (13076910).

Almost surely, 2^225992494 is an apocalyptic number.

225992494 is a deficient number, since it is larger than the sum of its proper divisors (192468626).

225992494 is a wasteful number, since it uses less digits than its factorization.

225992494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3724.

The product of its digits is 466560, while the sum is 46.

The square root of 225992494 is about 15033.0467304535. The cubic root of 225992494 is about 609.1131913745.

The spelling of 225992494 in words is "two hundred twenty-five million, nine hundred ninety-two thousand, four hundred ninety-four".