1422874 has 4 divisors (see below), whose sum is σ = 2134314. Its totient is φ = 711436.

The previous prime is 1422857. The next prime is 1422877. The reversal of 1422874 is 4782241.

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

It can be written as a sum of positive squares in only one way, i.e., 1071225 + 351649 = 1035^2 + 593^2 .

It is not an unprimeable number, because it can be changed into a prime (1422877) 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, 355717 + ... + 355720.

2^1422874 is an apocalyptic number.

1422874 is a deficient number, since it is larger than the sum of its proper divisors (711440).

1422874 is an equidigital number, since it uses as much as digits as its factorization.

1422874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711439.

The product of its digits is 3584, while the sum is 28.

The square root of 1422874 is about 1192.8428228396. The cubic root of 1422874 is about 112.4748651667.

The spelling of 1422874 in words is "one million, four hundred twenty-two thousand, eight hundred seventy-four".