12798046 has 4 divisors (see below), whose sum is σ = 19197072. Its totient is φ = 6399022.

The previous prime is 12798043. The next prime is 12798067. The reversal of 12798046 is 64089721.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12797996 and 12798014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12798043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3199510 + ... + 3199513.

It is an arithmetic number, because the mean of its divisors is an integer number (4799268).

Almost surely, 2^12798046 is an apocalyptic number.

12798046 is a deficient number, since it is larger than the sum of its proper divisors (6399026).

12798046 is an equidigital number, since it uses as much as digits as its factorization.

12798046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6399025.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 12798046 is about 3577.4356737753. The cubic root of 12798046 is about 233.9095152624.

The spelling of 12798046 in words is "twelve million, seven hundred ninety-eight thousand, forty-six".