2043660 has 24 divisors (see below), whose sum is σ = 5722416. Its totient is φ = 544960.

The previous prime is 2043647. The next prime is 2043673. The reversal of 2043660 is 663402.

It is an interprime number because it is at equal distance from previous prime (2043647) and next prime (2043673).

It is an Ulam 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, 16971 + ... + 17090.

It is an arithmetic number, because the mean of its divisors is an integer number (238434).

2^2043660 is an apocalyptic number.

2043660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043660 is an abundant number, since it is smaller than the sum of its proper divisors (3678756).

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

2043660 is a wasteful number, since it uses less digits than its factorization.

2043660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34073 (or 34071 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2043660 is about 1429.5663678193. The cubic root of 2043660 is about 126.9023160223.

The spelling of 2043660 in words is "two million, forty-three thousand, six hundred sixty".