862140 has 24 divisors (see below), whose sum is σ = 2414160. Its totient is φ = 229888.

The previous prime is 862139. The next prime is 862157. The reversal of 862140 is 41268.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 862140.

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, 7125 + ... + 7244.

It is an arithmetic number, because the mean of its divisors is an integer number (100590).

2⁸⁶²¹⁴⁰ is an apocalyptic number.

It is an amenable number.

862140 is an abundant number, since it is smaller than the sum of its proper divisors (1552020).

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

862140 is a wasteful number, since it uses less digits than its factorization.

862140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14381 (or 14379 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 862140 is about 928.5149433369. The cubic root of 862140 is about 95.1756675803.

The spelling of 862140 in words is "eight hundred sixty-two thousand, one hundred forty".