625054222 has 24 divisors (see below), whose sum is σ = 1031737896. Its totient is φ = 282322608.

The previous prime is 625054207. The next prime is 625054231. The reversal of 625054222 is 222450526.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51993 + ... + 62875.

It is an arithmetic number, because the mean of its divisors is an integer number (42989079).

Almost surely, 2^625054222 is an apocalyptic number.

625054222 is a deficient number, since it is larger than the sum of its proper divisors (406683674).

625054222 is a wasteful number, since it uses less digits than its factorization.

625054222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10992 (or 10945 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 625054222 is about 25001.0844164808. The cubic root of 625054222 is about 855.0126975076.

The spelling of 625054222 in words is "six hundred twenty-five million, fifty-four thousand, two hundred twenty-two".