404054460 has 48 divisors (see below), whose sum is σ = 1257060000. Its totient is φ = 107747712.

The previous prime is 404054449. The next prime is 404054461. The reversal of 404054460 is 64450404.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404054461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373585 + ... + 374664.

It is an arithmetic number, because the mean of its divisors is an integer number (26188750).

Almost surely, 2^404054460 is an apocalyptic number.

It is an amenable number.

404054460 is an abundant number, since it is smaller than the sum of its proper divisors (853005540).

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

404054460 is a wasteful number, since it uses less digits than its factorization.

404054460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748267 (or 748259 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 404054460 is about 20101.1059397238. The cubic root of 404054460 is about 739.2873953213.

The spelling of 404054460 in words is "four hundred four million, fifty-four thousand, four hundred sixty".