51625226 has 12 divisors (see below), whose sum is σ = 82261878. Its totient is φ = 24293952.

The previous prime is 51625201. The next prime is 51625237. The reversal of 51625226 is 62252615.

51625226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 50623225 + 1002001 = 7115^2 + 1001^2 .

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 5 ways as a sum of consecutive naturals, for example, 44081 + ... + 45236.

Almost surely, 2^51625226 is an apocalyptic number.

51625226 is a deficient number, since it is larger than the sum of its proper divisors (30636652).

51625226 is a wasteful number, since it uses less digits than its factorization.

51625226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89353 (or 89336 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 51625226 is about 7185.0696586742. The cubic root of 51625226 is about 372.3522552675.

The spelling of 51625226 in words is "fifty-one million, six hundred twenty-five thousand, two hundred twenty-six".