1422046 has 4 divisors (see below), whose sum is σ = 2133072. Its totient is φ = 711022.

The previous prime is 1422023. The next prime is 1422061. The reversal of 1422046 is 6402241.

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

It is a super-2 number, since 2×1422046² = 4044429652232, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 355510 + ... + 355513.

It is an arithmetic number, because the mean of its divisors is an integer number (533268).

2^1422046 is an apocalyptic number.

1422046 is a deficient number, since it is larger than the sum of its proper divisors (711026).

1422046 is an equidigital number, since it uses as much as digits as its factorization.

1422046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711025.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1422046 is about 1192.4957022983. The cubic root of 1422046 is about 112.4530437782.

Adding to 1422046 its reverse (6402241), we get a palindrome (7824287).

The spelling of 1422046 in words is "one million, four hundred twenty-two thousand, forty-six".