12798022 has 8 divisors (see below), whose sum is σ = 19413000. Its totient is φ = 6327024.

The previous prime is 12798007. The next prime is 12798029. The reversal of 12798022 is 22089721.

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

It is a super-2 number, since 2×12798022² = 327578734224968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12798029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35772 + ... + 36127.

It is an arithmetic number, because the mean of its divisors is an integer number (2426625).

Almost surely, 2^12798022 is an apocalyptic number.

12798022 is a deficient number, since it is larger than the sum of its proper divisors (6614978).

12798022 is an equidigital number, since it uses as much as digits as its factorization.

12798022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71990.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 12798022 is about 3577.4323194157. The cubic root of 12798022 is about 233.9093690465.

The spelling of 12798022 in words is "twelve million, seven hundred ninety-eight thousand, twenty-two".