4002834 has 16 divisors (see below), whose sum is σ = 8733600. Its totient is φ = 1212960.

The previous prime is 4002833. The next prime is 4002839. The reversal of 4002834 is 4382004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4002834.

It is not an unprimeable number, because it can be changed into a prime (4002833) 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, 30259 + ... + 30390.

It is an arithmetic number, because the mean of its divisors is an integer number (545850).

Almost surely, 2^4002834 is an apocalyptic number.

4002834 is an abundant number, since it is smaller than the sum of its proper divisors (4730766).

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

4002834 is a wasteful number, since it uses less digits than its factorization.

4002834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60665.

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

The square root of 4002834 is about 2000.7083745514. The cubic root of 4002834 is about 158.7775854681. Note that the first 3 decimals are identical.

Adding to 4002834 its reverse (4382004), we get a palindrome (8384838).

The spelling of 4002834 in words is "four million, two thousand, eight hundred thirty-four".