426028 has 12 divisors (see below), whose sum is σ = 756280. Its totient is φ = 209952.

The previous prime is 426011. The next prime is 426061. The reversal of 426028 is 820624.

It is a d-powerful number, because it can be written as 4⁹ + 2¹⁵ + 0 + 6² + 2¹⁷ + 8 .

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, 438 + ... + 1021.

2⁴²⁶⁰²⁸ is an apocalyptic number.

It is an amenable number.

426028 is a deficient number, since it is larger than the sum of its proper divisors (330252).

426028 is a wasteful number, since it uses less digits than its factorization.

426028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536 (or 1534 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 426028 is about 652.7082043302. The cubic root of 426028 is about 75.2453005310.

The spelling of 426028 in words is "four hundred twenty-six thousand, twenty-eight".