393229982 has 8 divisors (see below), whose sum is σ = 590425752. Its totient is φ = 196421400.

The previous prime is 393229961. The next prime is 393230003. The reversal of 393229982 is 289922393.

It is an interprime number because it is at equal distance from previous prime (393229961) and next prime (393230003).

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, 94244 + ... + 98327.

It is an arithmetic number, because the mean of its divisors is an integer number (73803219).

Almost surely, 2^393229982 is an apocalyptic number.

393229982 is a deficient number, since it is larger than the sum of its proper divisors (197195770).

393229982 is a wasteful number, since it uses less digits than its factorization.

393229982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193594.

The product of its digits is 419904, while the sum is 47.

The square root of 393229982 is about 19830.0272818773. The cubic root of 393229982 is about 732.6257986135.

The spelling of 393229982 in words is "three hundred ninety-three million, two hundred twenty-nine thousand, nine hundred eighty-two".