2003970 has 32 divisors (see below), whose sum is σ = 4886208. Its totient is φ = 525888.

The previous prime is 2003959. The next prime is 2003971. The reversal of 2003970 is 793002.

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 15 ways as a sum of consecutive naturals, for example, 1512 + ... + 2508.

It is an arithmetic number, because the mean of its divisors is an integer number (152694).

2^2003970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2443104).

2003970 is an abundant number, since it is smaller than the sum of its proper divisors (2882238).

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

2003970 is a wasteful number, since it uses less digits than its factorization.

2003970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 2003970 is about 1415.6164734843. The cubic root of 2003970 is about 126.0754146667.

Adding to 2003970 its reverse (793002), we get a palindrome (2796972).

The spelling of 2003970 in words is "two million, three thousand, nine hundred seventy".