804738 has 32 divisors (see below), whose sum is σ = 1788480. Its totient is φ = 239360.

The previous prime is 804709. The next prime is 804743. The reversal of 804738 is 837408.

804738 = T₃₇₇ + T₃₇₈ + ... + T₃₈₇.

It is a Curzon number.

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 804738.

It is an unprimeable number.

804738 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5806 + ... + 5942.

It is an arithmetic number, because the mean of its divisors is an integer number (55890).

2⁸⁰⁴⁷³⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (894240).

804738 is an abundant number, since it is smaller than the sum of its proper divisors (983742).

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

804738 is a wasteful number, since it uses less digits than its factorization.

804738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 804738 is about 897.0719034726. The cubic root of 804738 is about 93.0146814607.

The spelling of 804738 in words is "eight hundred four thousand, seven hundred thirty-eight".