4031404 has 12 divisors (see below), whose sum is σ = 7597744. Its totient is φ = 1860624.

The previous prime is 4031399. The next prime is 4031441. The reversal of 4031404 is 4041304.

It is a super-2 number, since 2×4031404² = 32504436422432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38712 + ... + 38815.

Almost surely, 2^4031404 is an apocalyptic number.

It is an amenable number.

4031404 is a deficient number, since it is larger than the sum of its proper divisors (3566340).

4031404 is a wasteful number, since it uses less digits than its factorization.

4031404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77544 (or 77542 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4031404 is about 2007.8356506447. The cubic root of 4031404 is about 159.1544456077.

Adding to 4031404 its reverse (4041304), we get a palindrome (8072708).

The spelling of 4031404 in words is "four million, thirty-one thousand, four hundred four".