252043628 has 12 divisors (see below), whose sum is σ = 442102752. Its totient is φ = 125728560.

The previous prime is 252043619. The next prime is 252043633. The reversal of 252043628 is 826340252.

252043628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 252043594 and 252043603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71375 + ... + 74822.

It is an arithmetic number, because the mean of its divisors is an integer number (36841896).

Almost surely, 2^252043628 is an apocalyptic number.

It is an amenable number.

252043628 is a deficient number, since it is larger than the sum of its proper divisors (190059124).

252043628 is a wasteful number, since it uses less digits than its factorization.

252043628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146632 (or 146630 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 252043628 is about 15875.8819597527. The cubic root of 252043628 is about 631.6724087385.

The spelling of 252043628 in words is "two hundred fifty-two million, forty-three thousand, six hundred twenty-eight".