12046820 has 12 divisors (see below), whose sum is σ = 25298364. Its totient is φ = 4818720.

The previous prime is 12046813. The next prime is 12046843. The reversal of 12046820 is 2864021.

It can be written as a sum of positive squares in 2 ways, for example, as 3625216 + 8421604 = 1904^2 + 2902^2 .

It is a super-2 number, since 2×12046820² = 290251744224800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301151 + ... + 301190.

It is an arithmetic number, because the mean of its divisors is an integer number (2108197).

Almost surely, 2^12046820 is an apocalyptic number.

12046820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12046820 is an abundant number, since it is smaller than the sum of its proper divisors (13251544).

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

12046820 is a wasteful number, since it uses less digits than its factorization.

12046820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602350 (or 602348 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 12046820 is about 3470.8529211132. The cubic root of 12046820 is about 229.2402149972.

The spelling of 12046820 in words is "twelve million, forty-six thousand, eight hundred twenty".