393366852 has 36 divisors (see below), whose sum is σ = 994995456. Its totient is φ = 131036400.

The previous prime is 393366847. The next prime is 393366889. The reversal of 393366852 is 258663393.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 393366798 and 393366807.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76977 + ... + 81927.

Almost surely, 2^393366852 is an apocalyptic number.

It is an amenable number.

393366852 is an abundant number, since it is smaller than the sum of its proper divisors (601628604).

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

393366852 is a wasteful number, since it uses less digits than its factorization.

393366852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7168 (or 7163 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 393366852 is about 19833.4780610966. The cubic root of 393366852 is about 732.7107894720.

The spelling of 393366852 in words is "three hundred ninety-three million, three hundred sixty-six thousand, eight hundred fifty-two".