252042650 has 12 divisors (see below), whose sum is σ = 468799422. Its totient is φ = 100817040.

The previous prime is 252042641. The next prime is 252042653. The reversal of 252042650 is 56240252.

It can be written as a sum of positive squares in 3 ways, for example, as 146918641 + 105124009 = 12121^2 + 10253^2 .

It is not an unprimeable number, because it can be changed into a prime (252042653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2520377 + ... + 2520476.

Almost surely, 2^252042650 is an apocalyptic number.

252042650 is a deficient number, since it is larger than the sum of its proper divisors (216756772).

252042650 is a wasteful number, since it uses less digits than its factorization.

252042650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5040865 (or 5040860 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 252042650 is about 15875.8511582844. The cubic root of 252042650 is about 631.6715917154.

The spelling of 252042650 in words is "two hundred fifty-two million, forty-two thousand, six hundred fifty".