636052 has 6 divisors (see below), whose sum is σ = 1113098. Its totient is φ = 318024.

The previous prime is 636043. The next prime is 636059. The reversal of 636052 is 250636.

It can be written as a sum of positive squares in only one way, i.e., 571536 + 64516 = 756^2 + 254^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (636059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79503 + ... + 79510.

2⁶³⁶⁰⁵² is an apocalyptic number.

It is an amenable number.

636052 is a deficient number, since it is larger than the sum of its proper divisors (477046).

636052 is a wasteful number, since it uses less digits than its factorization.

636052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159017 (or 159015 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 636052 is about 797.5286828698. The cubic root of 636052 is about 85.9998197220. Note that the first 3 decimals are identical.

Adding to 636052 its reverse (250636), we get a palindrome (886688).

The spelling of 636052 in words is "six hundred thirty-six thousand, fifty-two".