52000012 has 18 divisors (see below), whose sum is σ = 92210748. Its totient is φ = 25658568.

The previous prime is 52000009. The next prime is 52000019. The reversal of 52000012 is 21000025.

It is not an unprimeable number, because it can be changed into a prime (52000019) 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, 23923 + ... + 26005.

Almost surely, 2^52000012 is an apocalyptic number.

It is an amenable number.

52000012 is a deficient number, since it is larger than the sum of its proper divisors (40210736).

52000012 is a wasteful number, since it uses less digits than its factorization.

52000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245 (or 2164 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 52000012 is about 7211.1033829782. The cubic root of 52000012 is about 373.2511443933.

Adding to 52000012 its reverse (21000025), we get a palindrome (73000037).

The spelling of 52000012 in words is "fifty-two million, twelve", and thus it is an aban number and an uban number.