2043408 has 20 divisors (see below), whose sum is σ = 5278928. Its totient is φ = 681120.

The previous prime is 2043401. The next prime is 2043409. The reversal of 2043408 is 8043402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2043401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21238 + ... + 21333.

2^2043408 is an apocalyptic number.

It is an amenable number.

2043408 is an abundant number, since it is smaller than the sum of its proper divisors (3235520).

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

2043408 is a wasteful number, since it uses less digits than its factorization.

2043408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42582 (or 42576 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2043408 is about 1429.4782264869. The cubic root of 2043408 is about 126.8970997765.

The spelling of 2043408 in words is "two million, forty-three thousand, four hundred eight".