4023404 has 24 divisors (see below), whose sum is σ = 8779008. Its totient is φ = 1567440.

The previous prime is 4023401. The next prime is 4023469. The reversal of 4023404 is 4043204.

It is a super-3 number, since 3×4023404³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4023401) 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, 6224 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (365792).

Almost surely, 2^4023404 is an apocalyptic number.

4023404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4023404 is an abundant number, since it is smaller than the sum of its proper divisors (4755604).

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

4023404 is a wasteful number, since it uses less digits than its factorization.

4023404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13085 (or 13083 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 4023404 is about 2005.8424663966. The cubic root of 4023404 is about 159.0490994548.

Adding to 4023404 its reverse (4043204), we get a palindrome (8066608).

The spelling of 4023404 in words is "four million, twenty-three thousand, four hundred four".