404070 has 16 divisors (see below), whose sum is σ = 969840. Its totient is φ = 107744.

The previous prime is 404051. The next prime is 404081. The reversal of 404070 is 70404.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 404070.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6705 + ... + 6764.

It is an arithmetic number, because the mean of its divisors is an integer number (60615).

2⁴⁰⁴⁰⁷⁰ is an apocalyptic number.

404070 is an abundant number, since it is smaller than the sum of its proper divisors (565770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404070 is a wasteful number, since it uses less digits than its factorization.

404070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13479.

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 404070 is about 635.6650061156. The cubic root of 404070 is about 73.9296872904.

Adding to 404070 its reverse (70404), we get a palindrome (474474).

The spelling of 404070 in words is "four hundred four thousand, seventy", and thus it is an iban number.