896840 has 32 divisors (see below), whose sum is σ = 2306880. Its totient is φ = 307392.

The previous prime is 896837. The next prime is 896867. The reversal of 896840 is 48698.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 896840.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1322 + ... + 1881.

It is an arithmetic number, because the mean of its divisors is an integer number (72090).

2⁸⁹⁶⁸⁴⁰ is an apocalyptic number.

It is an amenable number.

896840 is an abundant number, since it is smaller than the sum of its proper divisors (1410040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

896840 is a wasteful number, since it uses less digits than its factorization.

896840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221 (or 3217 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 896840 is about 947.0163673348. The cubic root of 896840 is about 96.4358079356.

The spelling of 896840 in words is "eight hundred ninety-six thousand, eight hundred forty".