4026404 has 24 divisors (see below), whose sum is σ = 7660800. Its totient is φ = 1844640.

The previous prime is 4026401. The next prime is 4026409. The reversal of 4026404 is 4046204.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4026401) 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, 1502 + ... + 3210.

It is an arithmetic number, because the mean of its divisors is an integer number (319200).

Almost surely, 2^4026404 is an apocalyptic number.

It is an amenable number.

4026404 is a deficient number, since it is larger than the sum of its proper divisors (3634396).

4026404 is a wasteful number, since it uses less digits than its factorization.

4026404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763 (or 1761 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4026404 is about 2006.5901425054. The cubic root of 4026404 is about 159.0886206127.

The spelling of 4026404 in words is "four million, twenty-six thousand, four hundred four".