2003403234 has 16 divisors (see below), whose sum is σ = 4579207488. Its totient is φ = 572400912.

The previous prime is 2003403229. The next prime is 2003403257. The reversal of 2003403234 is 4323043002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2003403234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23849997 + ... + 23850080.

It is an arithmetic number, because the mean of its divisors is an integer number (286200468).

Almost surely, 2^2003403234 is an apocalyptic number.

2003403234 is an abundant number, since it is smaller than the sum of its proper divisors (2575804254).

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

2003403234 is a wasteful number, since it uses less digits than its factorization.

2003403234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47700089.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 2003403234 is about 44759.3926902499. The cubic root of 2003403234 is about 1260.6352792920.

Adding to 2003403234 its reverse (4323043002), we get a palindrome (6326446236).

The spelling of 2003403234 in words is "two billion, three million, four hundred three thousand, two hundred thirty-four".