404042734 has 8 divisors (see below), whose sum is σ = 612874080. Its totient is φ = 199751376.

The previous prime is 404042719. The next prime is 404042767. The reversal of 404042734 is 437240404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134774 + ... + 1135129.

It is an arithmetic number, because the mean of its divisors is an integer number (76609260).

Almost surely, 2^404042734 is an apocalyptic number.

404042734 is a deficient number, since it is larger than the sum of its proper divisors (208831346).

404042734 is a wasteful number, since it uses less digits than its factorization.

404042734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269994.

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 404042734 is about 20100.8142621139. The cubic root of 404042734 is about 739.2802436716.

The spelling of 404042734 in words is "four hundred four million, forty-two thousand, seven hundred thirty-four".