52031601 has 6 divisors (see below), whose sum is σ = 75156770. Its totient is φ = 34687728.

The previous prime is 52031593. The next prime is 52031669. The reversal of 52031601 is 10613025.

52031601 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 only one way, i.e., 40335201 + 11696400 = 6351^2 + 3420^2 .

It is not a de Polignac number, because 52031601 - 2³ = 52031593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52031201) by changing a digit.

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, 2890636 + ... + 2890653.

Almost surely, 2^52031601 is an apocalyptic number.

It is an amenable number.

52031601 is a deficient number, since it is larger than the sum of its proper divisors (23125169).

52031601 is a wasteful number, since it uses less digits than its factorization.

52031601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5781295 (or 5781292 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 52031601 is about 7213.2933532472. The cubic root of 52031601 is about 373.3267100405.

Adding to 52031601 its reverse (10613025), we get a palindrome (62644626).

The spelling of 52031601 in words is "fifty-two million, thirty-one thousand, six hundred one".