12812162 has 8 divisors (see below), whose sum is σ = 20965392. Its totient is φ = 5823700.

The previous prime is 12812147. The next prime is 12812179. The reversal of 12812162 is 26121821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12812162² = 328302990228488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291164 + ... + 291207.

It is an arithmetic number, because the mean of its divisors is an integer number (2620674).

Almost surely, 2^12812162 is an apocalyptic number.

12812162 is a deficient number, since it is larger than the sum of its proper divisors (8153230).

12812162 is a wasteful number, since it uses less digits than its factorization.

12812162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582384.

The product of its digits is 384, while the sum is 23.

The square root of 12812162 is about 3579.4080516197. The cubic root of 12812162 is about 233.9954829040.

Adding to 12812162 its reverse (26121821), we get a palindrome (38933983).

It can be divided in two parts, 1281 and 2162, that added together give a palindrome (3443).

The spelling of 12812162 in words is "twelve million, eight hundred twelve thousand, one hundred sixty-two".