1422274 has 24 divisors (see below), whose sum is σ = 2593728. Its totient is φ = 582120.

The previous prime is 1422257. The next prime is 1422277. The reversal of 1422274 is 4722241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1422277) 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 in 11 ways as a sum of consecutive naturals, for example, 1939 + ... + 2569.

It is an arithmetic number, because the mean of its divisors is an integer number (108072).

2^1422274 is an apocalyptic number.

1422274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1422274 is a deficient number, since it is larger than the sum of its proper divisors (1171454).

1422274 is a wasteful number, since it uses less digits than its factorization.

1422274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 663 counting only the distinct ones).

The product of its digits is 896, while the sum is 22.

The square root of 1422274 is about 1192.5912962956. The cubic root of 1422274 is about 112.4590534112.

The spelling of 1422274 in words is "one million, four hundred twenty-two thousand, two hundred seventy-four".