404468039 has 2 divisors, whose sum is σ = 404468040. Its totient is φ = 404468038.

The previous prime is 404468027. The next prime is 404468059. The reversal of 404468039 is 930864404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404468039 - 2⁴ = 404468023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404467993 and 404468011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404468059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202234019 + 202234020.

It is an arithmetic number, because the mean of its divisors is an integer number (202234020).

Almost surely, 2^404468039 is an apocalyptic number.

404468039 is a deficient number, since it is larger than the sum of its proper divisors (1).

404468039 is an equidigital number, since it uses as much as digits as its factorization.

404468039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 404468039 is about 20111.3907773679. The cubic root of 404468039 is about 739.5395473708.

The spelling of 404468039 in words is "four hundred four million, four hundred sixty-eight thousand, thirty-nine".