839074 has 4 divisors (see below), whose sum is σ = 1258614. Its totient is φ = 419536.

The previous prime is 839071. The next prime is 839087. The reversal of 839074 is 470938.

It is a happy number.

839074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 837225 + 1849 = 915^2 + 43^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (839071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209767 + ... + 209770.

2⁸³⁹⁰⁷⁴ is an apocalyptic number.

839074 is a deficient number, since it is larger than the sum of its proper divisors (419540).

839074 is a wasteful number, since it uses less digits than its factorization.

839074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419539.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 839074 is about 916.0098252748. The cubic root of 839074 is about 94.3191955516.

It can be divided in two parts, 8390 and 74, that added together give a square (8464 = 92²).

The spelling of 839074 in words is "eight hundred thirty-nine thousand, seventy-four".