1860540 has 48 divisors (see below), whose sum is σ = 5685120. Its totient is φ = 450880.

The previous prime is 1860533. The next prime is 1860559. The reversal of 1860540 is 450681.

It is a self number, because there is not a number n which added to its sum of digits gives 1860540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750 + ... + 2069.

It is an arithmetic number, because the mean of its divisors is an integer number (118440).

2^1860540 is an apocalyptic number.

1860540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1860540 is an abundant number, since it is smaller than the sum of its proper divisors (3824580).

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

1860540 is a wasteful number, since it uses less digits than its factorization.

1860540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842 (or 2840 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1860540 is about 1364.0161289369. The cubic root of 1860540 is about 122.9927948718.

The spelling of 1860540 in words is "one million, eight hundred sixty thousand, five hundred forty".