393676 has 6 divisors (see below), whose sum is σ = 688940. Its totient is φ = 196836.

The previous prime is 393671. The next prime is 393677. The reversal of 393676 is 676393.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (393671) by changing a digit.

393676 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49206 + ... + 49213.

2³⁹³⁶⁷⁶ is an apocalyptic number.

It is an amenable number.

393676 is a deficient number, since it is larger than the sum of its proper divisors (295264).

393676 is a wasteful number, since it uses less digits than its factorization.

393676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98423 (or 98421 counting only the distinct ones).

The product of its digits is 20412, while the sum is 34.

The square root of 393676 is about 627.4360525185. The cubic root of 393676 is about 73.2902685629.

The spelling of 393676 in words is "three hundred ninety-three thousand, six hundred seventy-six".