393204046 has 4 divisors (see below), whose sum is σ = 589806072. Its totient is φ = 196602022.

The previous prime is 393204041. The next prime is 393204073. The reversal of 393204046 is 640402393.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 393203999 and 393204017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393204041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98301010 + ... + 98301013.

It is an arithmetic number, because the mean of its divisors is an integer number (147451518).

Almost surely, 2^393204046 is an apocalyptic number.

393204046 is a deficient number, since it is larger than the sum of its proper divisors (196602026).

393204046 is a wasteful number, since it uses less digits than its factorization.

393204046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196602025.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 393204046 is about 19829.3733133450. The cubic root of 393204046 is about 732.6096911604.

The spelling of 393204046 in words is "three hundred ninety-three million, two hundred four thousand, forty-six".