873739 has 2 divisors, whose sum is σ = 873740. Its totient is φ = 873738.

The previous prime is 873727. The next prime is 873767. The reversal of 873739 is 937378.

873739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 873739 - 2⁵ = 873707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 873698 and 873707.

It is not a weakly prime, because it can be changed into another prime (873709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436869 + 436870.

It is an arithmetic number, because the mean of its divisors is an integer number (436870).

2⁸⁷³⁷³⁹ is an apocalyptic number.

873739 is a deficient number, since it is larger than the sum of its proper divisors (1).

873739 is an equidigital number, since it uses as much as digits as its factorization.

873739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 873739 is about 934.7400708218. The cubic root of 873739 is about 95.6005902638.

The spelling of 873739 in words is "eight hundred seventy-three thousand, seven hundred thirty-nine".