839464 has 8 divisors (see below), whose sum is σ = 1574010. Its totient is φ = 419728.

The previous prime is 839459. The next prime is 839471. The reversal of 839464 is 464938.

839464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 722500 + 116964 = 850^2 + 342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

839464 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 as a sum of consecutive naturals, namely, 52459 + ... + 52474.

2⁸³⁹⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

839464 is a deficient number, since it is larger than the sum of its proper divisors (734546).

839464 is a wasteful number, since it uses less digits than its factorization.

839464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104939 (or 104935 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 839464 is about 916.2226803567. Note that the first 3 decimals coincide. The cubic root of 839464 is about 94.3338064158. Note that the first 3 decimals are identical.

The spelling of 839464 in words is "eight hundred thirty-nine thousand, four hundred sixty-four".