803426 has 12 divisors (see below), whose sum is σ = 1305522. Its totient is φ = 370656.

The previous prime is 803417. The next prime is 803441. The reversal of 803426 is 624308.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 361201 + 442225 = 601^2 + 665^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 851 + ... + 1526.

2⁸⁰³⁴²⁶ is an apocalyptic number.

803426 is a deficient number, since it is larger than the sum of its proper divisors (502096).

803426 is a wasteful number, since it uses less digits than its factorization.

803426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405 (or 2392 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 803426 is about 896.3403371488. The cubic root of 803426 is about 92.9641053137.

The spelling of 803426 in words is "eight hundred three thousand, four hundred twenty-six".