848240 has 40 divisors (see below), whose sum is σ = 2062368. Its totient is φ = 323840.

The previous prime is 848227. The next prime is 848251. The reversal of 848240 is 42848.

848240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 921²-1.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×848240² = 1439022195200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1610 + ... + 2070.

2⁸⁴⁸²⁴⁰ is an apocalyptic number.

848240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 848240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031184).

848240 is an abundant number, since it is smaller than the sum of its proper divisors (1214128).

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

848240 is a wasteful number, since it uses less digits than its factorization.

848240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 848240 is about 920.9994571117. Note that the first 3 decimals coincide. The cubic root of 848240 is about 94.6613984593.

The spelling of 848240 in words is "eight hundred forty-eight thousand, two hundred forty".