4004412 has 12 divisors (see below), whose sum is σ = 9343656. Its totient is φ = 1334800.

The previous prime is 4004393. The next prime is 4004417. The reversal of 4004412 is 2144004.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 4004391 and 4004400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166839 + ... + 166862.

It is an arithmetic number, because the mean of its divisors is an integer number (778638).

Almost surely, 2^4004412 is an apocalyptic number.

It is an amenable number.

4004412 is an abundant number, since it is smaller than the sum of its proper divisors (5339244).

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

4004412 is a wasteful number, since it uses less digits than its factorization.

4004412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333708 (or 333706 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 4004412 is about 2001.1026960154. The cubic root of 4004412 is about 158.7984471970.

Adding to 4004412 its reverse (2144004), we get a palindrome (6148416).

The spelling of 4004412 in words is "four million, four thousand, four hundred twelve".