801826 has 8 divisors (see below), whose sum is σ = 1255104. Its totient is φ = 383460.

The previous prime is 801817. The next prime is 801833. The reversal of 801826 is 628108.

801826 = 44² + 45² + ... + 135².

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

It is a self number, because there is not a number n which added to its sum of digits gives 801826.

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, 8670 + ... + 8761.

It is an arithmetic number, because the mean of its divisors is an integer number (156888).

2⁸⁰¹⁸²⁶ is an apocalyptic number.

801826 is a deficient number, since it is larger than the sum of its proper divisors (453278).

801826 is a wasteful number, since it uses less digits than its factorization.

801826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17456.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 801826 is about 895.4473742214. The cubic root of 801826 is about 92.9023525131.

The spelling of 801826 in words is "eight hundred one thousand, eight hundred twenty-six".