1940180 has 24 divisors (see below), whose sum is σ = 4445280. Its totient is φ = 705440.

The previous prime is 1940173. The next prime is 1940201. The reversal of 1940180 is 810491.

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, 4190 + ... + 4629.

It is an arithmetic number, because the mean of its divisors is an integer number (185220).

2^1940180 is an apocalyptic number.

1940180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1940180 is an abundant number, since it is smaller than the sum of its proper divisors (2505100).

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

1940180 is a wasteful number, since it uses less digits than its factorization.

1940180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8839 (or 8837 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1940180 is about 1392.9034424539. The cubic root of 1940180 is about 124.7232276287.

The spelling of 1940180 in words is "one million, nine hundred forty thousand, one hundred eighty".