225033406 has 16 divisors (see below), whose sum is σ = 364543200. Its totient is φ = 103567968.

The previous prime is 225033373. The next prime is 225033407. The reversal of 225033406 is 604330522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225033407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2721 + ... + 21388.

It is an arithmetic number, because the mean of its divisors is an integer number (22783950).

Almost surely, 2^225033406 is an apocalyptic number.

225033406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

225033406 is a deficient number, since it is larger than the sum of its proper divisors (139509794).

225033406 is a wasteful number, since it uses less digits than its factorization.

225033406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24483.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 225033406 is about 15001.1134920045. The cubic root of 225033406 is about 608.2502991107.

Adding to 225033406 its reverse (604330522), we get a palindrome (829363928).

The spelling of 225033406 in words is "two hundred twenty-five million, thirty-three thousand, four hundred six".