1426442 has 8 divisors (see below), whose sum is σ = 2180196. Its totient is φ = 699712.

The previous prime is 1426429. The next prime is 1426457. The reversal of 1426442 is 2446241.

It can be written as a sum of positive squares in 2 ways, for example, as 1100401 + 326041 = 1049^2 + 571^2 .

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6623 + ... + 6834.

2^1426442 is an apocalyptic number.

1426442 is a deficient number, since it is larger than the sum of its proper divisors (753754).

1426442 is a wasteful number, since it uses less digits than its factorization.

1426442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13512.

The product of its digits is 1536, while the sum is 23.

The square root of 1426442 is about 1194.3374732462. The cubic root of 1426442 is about 112.5688007139.

The spelling of 1426442 in words is "one million, four hundred twenty-six thousand, four hundred forty-two".