252771650 has 24 divisors (see below), whose sum is σ = 470661840. Its totient is φ = 100999760.

The previous prime is 252771643. The next prime is 252771661. The reversal of 252771650 is 56177252.

It is a happy number.

252771650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 252771650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57221 + ... + 61479.

It is an arithmetic number, because the mean of its divisors is an integer number (19610910).

Almost surely, 2^252771650 is an apocalyptic number.

252771650 is a deficient number, since it is larger than the sum of its proper divisors (217890190).

252771650 is a wasteful number, since it uses less digits than its factorization.

252771650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5458 (or 5453 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 252771650 is about 15898.7939794187. The cubic root of 252771650 is about 632.2800143177.

The spelling of 252771650 in words is "two hundred fifty-two million, seven hundred seventy-one thousand, six hundred fifty".