308012 has 6 divisors (see below), whose sum is σ = 539028. Its totient is φ = 154004.

The previous prime is 308003. The next prime is 308017. The reversal of 308012 is 210803.

It is not an unprimeable number, because it can be changed into a prime (308017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38498 + ... + 38505.

It is an arithmetic number, because the mean of its divisors is an integer number (89838).

2³⁰⁸⁰¹² is an apocalyptic number.

It is an amenable number.

308012 is a deficient number, since it is larger than the sum of its proper divisors (231016).

308012 is a wasteful number, since it uses less digits than its factorization.

308012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77007 (or 77005 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 308012 is about 554.9882881647. The cubic root of 308012 is about 67.5340112092.

Adding to 308012 its reverse (210803), we get a palindrome (518815).

It can be divided in two parts, 30801 and 2, that added together give a palindrome (30803).

The spelling of 308012 in words is "three hundred eight thousand, twelve".