404934039 has 32 divisors (see below), whose sum is σ = 608256000. Its totient is φ = 266226912.

The previous prime is 404934037. The next prime is 404934041. The reversal of 404934039 is 930439404.

It is an interprime number because it is at equal distance from previous prime (404934037) and next prime (404934041).

It is not a de Polignac number, because 404934039 - 2¹ = 404934037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404933994 and 404934012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404934037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 922182 + ... + 922620.

It is an arithmetic number, because the mean of its divisors is an integer number (19008000).

Almost surely, 2^404934039 is an apocalyptic number.

404934039 is a deficient number, since it is larger than the sum of its proper divisors (203321961).

404934039 is a wasteful number, since it uses less digits than its factorization.

404934039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 404934039 is about 20122.9729165449. The cubic root of 404934039 is about 739.8234537444.

The spelling of 404934039 in words is "four hundred four million, nine hundred thirty-four thousand, thirty-nine".