52331012 has 6 divisors (see below), whose sum is σ = 91579278. Its totient is φ = 26165504.

The previous prime is 52330979. The next prime is 52331017. The reversal of 52331012 is 21013325.

It can be written as a sum of positive squares in only one way, i.e., 52330756 + 256 = 7234^2 + 16^2 .

It is not an unprimeable number, because it can be changed into a prime (52331017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6541373 + ... + 6541380.

It is an arithmetic number, because the mean of its divisors is an integer number (15263213).

Almost surely, 2^52331012 is an apocalyptic number.

It is an amenable number.

52331012 is a deficient number, since it is larger than the sum of its proper divisors (39248266).

52331012 is a wasteful number, since it uses less digits than its factorization.

52331012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13082757 (or 13082755 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 52331012 is about 7234.0176942001. The cubic root of 52331012 is about 374.0414321110.

Adding to 52331012 its reverse (21013325), we get a palindrome (73344337).

The spelling of 52331012 in words is "fifty-two million, three hundred thirty-one thousand, twelve".