393743134 has 8 divisors (see below), whose sum is σ = 590910480. Its totient is φ = 196772976.

The previous prime is 393743123. The next prime is 393743143. The reversal of 393743134 is 431347393.

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

It is a junction number, because it is equal to n+sod(n) for n = 393743093 and 393743102.

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, 44199 + ... + 52354.

It is an arithmetic number, because the mean of its divisors is an integer number (73863810).

Almost surely, 2^393743134 is an apocalyptic number.

393743134 is a deficient number, since it is larger than the sum of its proper divisors (197167346).

393743134 is a wasteful number, since it uses less digits than its factorization.

393743134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98594.

The product of its digits is 81648, while the sum is 37.

The square root of 393743134 is about 19842.9618252921. The cubic root of 393743134 is about 732.9443441603.

The spelling of 393743134 in words is "three hundred ninety-three million, seven hundred forty-three thousand, one hundred thirty-four".