225593446 has 16 divisors (see below), whose sum is σ = 365450400. Its totient is φ = 103825728.

The previous prime is 225593429. The next prime is 225593447. The reversal of 225593446 is 644395522.

It is a junction number, because it is equal to n+sod(n) for n = 225593399 and 225593408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225593447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2751 + ... + 21418.

It is an arithmetic number, because the mean of its divisors is an integer number (22840650).

Almost surely, 2^225593446 is an apocalyptic number.

225593446 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

225593446 is a deficient number, since it is larger than the sum of its proper divisors (139856954).

225593446 is a wasteful number, since it uses less digits than its factorization.

225593446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24543.

The product of its digits is 259200, while the sum is 40.

The square root of 225593446 is about 15019.7685068712. The cubic root of 225593446 is about 608.7544647020.

The spelling of 225593446 in words is "two hundred twenty-five million, five hundred ninety-three thousand, four hundred forty-six".