805734 has 32 divisors (see below), whose sum is σ = 1837440. Its totient is φ = 261576.

The previous prime is 805729. The next prime is 805741. The reversal of 805734 is 437508.

805734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 805698 and 805707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2149 + ... + 2495.

It is an arithmetic number, because the mean of its divisors is an integer number (57420).

2⁸⁰⁵⁷³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 805734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (918720).

805734 is an abundant number, since it is smaller than the sum of its proper divisors (1031706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

805734 is a wasteful number, since it uses less digits than its factorization.

805734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 805734 is about 897.6268712555. The cubic root of 805734 is about 93.0530394640.

The spelling of 805734 in words is "eight hundred five thousand, seven hundred thirty-four".