225851416 has 32 divisors (see below), whose sum is σ = 484958880. Its totient is φ = 96595200.

The previous prime is 225851401. The next prime is 225851429. The reversal of 225851416 is 614158522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 25306 + ... + 33046.

It is an arithmetic number, because the mean of its divisors is an integer number (15154965).

Almost surely, 2^225851416 is an apocalyptic number.

It is an amenable number.

225851416 is an abundant number, since it is smaller than the sum of its proper divisors (259107464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225851416 is a wasteful number, since it uses less digits than its factorization.

225851416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8275 (or 8271 counting only the distinct ones).

The product of its digits is 19200, while the sum is 34.

The square root of 225851416 is about 15028.3537355227. The cubic root of 225851416 is about 608.9864167239.

The spelling of 225851416 in words is "two hundred twenty-five million, eight hundred fifty-one thousand, four hundred sixteen".