893842 has 4 divisors (see below), whose sum is σ = 1340766. Its totient is φ = 446920.

The previous prime is 893839. The next prime is 893857. The reversal of 893842 is 248398.

893842 is nontrivially palindromic in base 3.

893842 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, and also an emirpimes, since its reverse is a distinct semiprime: 248398 = 2 ⋅124199.

It can be written as a sum of positive squares in only one way, i.e., 579121 + 314721 = 761^2 + 561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 893798 and 893807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223459 + ... + 223462.

2⁸⁹³⁸⁴² is an apocalyptic number.

893842 is a deficient number, since it is larger than the sum of its proper divisors (446924).

893842 is a wasteful number, since it uses less digits than its factorization.

893842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446923.

The product of its digits is 13824, while the sum is 34.

The square root of 893842 is about 945.4321763088. The cubic root of 893842 is about 96.3282312191.

The spelling of 893842 in words is "eight hundred ninety-three thousand, eight hundred forty-two".