1428826 has 8 divisors (see below), whose sum is σ = 2449440. Its totient is φ = 612348.

The previous prime is 1428811. The next prime is 1428839. The reversal of 1428826 is 6288241.

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

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, 51016 + ... + 51043.

It is an arithmetic number, because the mean of its divisors is an integer number (306180).

2^1428826 is an apocalyptic number.

1428826 is a deficient number, since it is larger than the sum of its proper divisors (1020614).

1428826 is a wasteful number, since it uses less digits than its factorization.

1428826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102068.

The product of its digits is 6144, while the sum is 31.

The square root of 1428826 is about 1195.3350994596. The cubic root of 1428826 is about 112.6314775594.

The spelling of 1428826 in words is "one million, four hundred twenty-eight thousand, eight hundred twenty-six".