896139 has 6 divisors (see below), whose sum is σ = 1294436. Its totient is φ = 597420.

The previous prime is 896123. The next prime is 896143. The reversal of 896139 is 931698.

It is not a de Polignac number, because 896139 - 2⁴ = 896123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (894139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49777 + ... + 49794.

2⁸⁹⁶¹³⁹ is an apocalyptic number.

896139 is a deficient number, since it is larger than the sum of its proper divisors (398297).

896139 is a wasteful number, since it uses less digits than its factorization.

896139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99577 (or 99574 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 896139 is about 946.6461852244. The cubic root of 896139 is about 96.4106755737.

It can be divided in two parts, 896 and 139, that added together give a triangular number (1035 = T₄₅).

The spelling of 896139 in words is "eight hundred ninety-six thousand, one hundred thirty-nine".