2043662 has 4 divisors (see below), whose sum is σ = 3065496. Its totient is φ = 1021830.

The previous prime is 2043647. The next prime is 2043673. The reversal of 2043662 is 2663402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510914 + ... + 510917.

It is an arithmetic number, because the mean of its divisors is an integer number (766374).

2^2043662 is an apocalyptic number.

2043662 is a deficient number, since it is larger than the sum of its proper divisors (1021834).

2043662 is a wasteful number, since it uses less digits than its factorization.

2043662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021833.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2043662 is about 1429.5670673319. The cubic root of 2043662 is about 126.9023574193.

The spelling of 2043662 in words is "two million, forty-three thousand, six hundred sixty-two".