404160356 has 12 divisors (see below), whose sum is σ = 731669820. Its totient is φ = 195111840.

The previous prime is 404160353. The next prime is 404160389. The reversal of 404160356 is 653061404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 274564900 + 129595456 = 16570^2 + 11384^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (404160353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1741955 + ... + 1742186.

It is an arithmetic number, because the mean of its divisors is an integer number (60972485).

Almost surely, 2^404160356 is an apocalyptic number.

It is an amenable number.

404160356 is a deficient number, since it is larger than the sum of its proper divisors (327509464).

404160356 is a wasteful number, since it uses less digits than its factorization.

404160356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484174 (or 3484172 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 404160356 is about 20103.7398510824. The cubic root of 404160356 is about 739.3519746849.

The spelling of 404160356 in words is "four hundred four million, one hundred sixty thousand, three hundred fifty-six".