12071850 has 48 divisors (see below), whose sum is σ = 34218048. Its totient is φ = 2759040.

The previous prime is 12071833. The next prime is 12071867. The reversal of 12071850 is 5817021.

12071850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12071833) and next prime (12071867).

It is a self number, because there is not a number n which added to its sum of digits gives 12071850.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4699 + ... + 6798.

It is an arithmetic number, because the mean of its divisors is an integer number (712876).

Almost surely, 2^12071850 is an apocalyptic number.

12071850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12071850 is an abundant number, since it is smaller than the sum of its proper divisors (22146198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12071850 is a wasteful number, since it uses less digits than its factorization.

12071850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11519 (or 11514 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 12071850 is about 3474.4567920756. The cubic root of 12071850 is about 229.3988713410.

Adding to 12071850 its reverse (5817021), we get a palindrome (17888871).

It can be divided in two parts, 12071 and 850, that added together give a palindrome (12921).

The spelling of 12071850 in words is "twelve million, seventy-one thousand, eight hundred fifty".