1026443 has 12 divisors (see below), whose sum is σ = 1197000. Its totient is φ = 876480.

The previous prime is 1026439. The next prime is 1026449. The reversal of 1026443 is 3446201.

It is a happy number.

It is not a de Polignac number, because 1026443 - 2² = 1026439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1026449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1808 + ... + 2306.

It is an arithmetic number, because the mean of its divisors is an integer number (99750).

2^1026443 is an apocalyptic number.

1026443 is a deficient number, since it is larger than the sum of its proper divisors (170557).

1026443 is a wasteful number, since it uses less digits than its factorization.

1026443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1026443 is about 1013.1352328293. The cubic root of 1026443 is about 100.8737762469.

The spelling of 1026443 in words is "one million, twenty-six thousand, four hundred forty-three".