1860120 has 48 divisors (see below), whose sum is σ = 6046560. Its totient is φ = 495936.

The previous prime is 1860109. The next prime is 1860127. The reversal of 1860120 is 210681.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1860093 and 1860102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1860127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2224 + ... + 2943.

It is an arithmetic number, because the mean of its divisors is an integer number (125970).

2^1860120 is an apocalyptic number.

1860120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1860120 is an abundant number, since it is smaller than the sum of its proper divisors (4186440).

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

1860120 is a wasteful number, since it uses less digits than its factorization.

1860120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184 (or 5177 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1860120 is about 1363.8621631235. The cubic root of 1860120 is about 122.9835393400.

The spelling of 1860120 in words is "one million, eight hundred sixty thousand, one hundred twenty".