404038 has 8 divisors (see below), whose sum is σ = 609120. Its totient is φ = 201000.

The previous prime is 404029. The next prime is 404051. The reversal of 404038 is 830404.

404038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 163 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (76140).

2⁴⁰⁴⁰³⁸ is an apocalyptic number.

404038 is a deficient number, since it is larger than the sum of its proper divisors (205082).

404038 is a wasteful number, since it uses less digits than its factorization.

404038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 404038 is about 635.6398351268. The cubic root of 404038 is about 73.9277356381.

The spelling of 404038 in words is "four hundred four thousand, thirty-eight".