2183904 has 36 divisors (see below), whose sum is σ = 6211296. Its totient is φ = 727872.

The previous prime is 2183899. The next prime is 2183921. The reversal of 2183904 is 4093812.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3504 + ... + 4079.

It is an arithmetic number, because the mean of its divisors is an integer number (172536).

2^2183904 is an apocalyptic number.

2183904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2183904 is an abundant number, since it is smaller than the sum of its proper divisors (4027392).

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

2183904 is a wasteful number, since it uses less digits than its factorization.

2183904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7599 (or 7588 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2183904 is about 1477.8037758782. The cubic root of 2183904 is about 129.7411813089.

The spelling of 2183904 in words is "two million, one hundred eighty-three thousand, nine hundred four".