1422799 has 8 divisors (see below), whose sum is σ = 1633280. Its totient is φ = 1214136.

The previous prime is 1422797. The next prime is 1422821. The reversal of 1422799 is 9972241.

It is a happy number.

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

It is not a de Polignac number, because 1422799 - 2¹ = 1422797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2842 + ... + 3304.

It is an arithmetic number, because the mean of its divisors is an integer number (204160).

2^1422799 is an apocalyptic number.

1422799 is a deficient number, since it is larger than the sum of its proper divisors (210481).

1422799 is an equidigital number, since it uses as much as digits as its factorization.

1422799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909.

The product of its digits is 9072, while the sum is 34.

The square root of 1422799 is about 1192.8113849222. The cubic root of 1422799 is about 112.4728889404.

The spelling of 1422799 in words is "one million, four hundred twenty-two thousand, seven hundred ninety-nine".