404724134 has 16 divisors (see below), whose sum is σ = 643383648. Its totient is φ = 190284672.

The previous prime is 404724113. The next prime is 404724139. The reversal of 404724134 is 431427404.

It is a junction number, because it is equal to n+sod(n) for n = 404724097 and 404724106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404724139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37247 + ... + 46869.

It is an arithmetic number, because the mean of its divisors is an integer number (40211478).

Almost surely, 2^404724134 is an apocalyptic number.

404724134 is a deficient number, since it is larger than the sum of its proper divisors (238659514).

404724134 is a wasteful number, since it uses less digits than its factorization.

404724134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10879.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 404724134 is about 20117.7566840838. The cubic root of 404724134 is about 739.6955979557.

The spelling of 404724134 in words is "four hundred four million, seven hundred twenty-four thousand, one hundred thirty-four".