404054042 has 64 divisors (see below), whose sum is σ = 739031040. Its totient is φ = 162052800.

The previous prime is 404054039. The next prime is 404054047. The reversal of 404054042 is 240450404.

It is a junction number, because it is equal to n+sod(n) for n = 404053999 and 404054017.

It is not an unprimeable number, because it can be changed into a prime (404054047) 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, 3084317 + ... + 3084447.

It is an arithmetic number, because the mean of its divisors is an integer number (11547360).

Almost surely, 2^404054042 is an apocalyptic number.

404054042 is a deficient number, since it is larger than the sum of its proper divisors (334976998).

404054042 is a wasteful number, since it uses less digits than its factorization.

404054042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 404054042 is about 20101.0955422833. The cubic root of 404054042 is about 739.2871403868.

The spelling of 404054042 in words is "four hundred four million, fifty-four thousand, forty-two".