2003972 has 24 divisors (see below), whose sum is σ = 3666432. Its totient is φ = 957600.

The previous prime is 2003971. The next prime is 2003999. The reversal of 2003972 is 2793002.

It is not an unprimeable number, because it can be changed into a prime (2003971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10397 + ... + 10587.

It is an arithmetic number, because the mean of its divisors is an integer number (152768).

2^2003972 is an apocalyptic number.

It is an amenable number.

2003972 is a deficient number, since it is larger than the sum of its proper divisors (1662460).

2003972 is a wasteful number, since it uses less digits than its factorization.

2003972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 2003972 is about 1415.6171798901. The cubic root of 2003972 is about 126.0754566085.

Adding to 2003972 its reverse (2793002), we get a palindrome (4796974).

The spelling of 2003972 in words is "two million, three thousand, nine hundred seventy-two".