393951484 has 12 divisors (see below), whose sum is σ = 690203808. Its totient is φ = 196750400.

The previous prime is 393951479. The next prime is 393951499. The reversal of 393951484 is 484159393.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52372 + ... + 59419.

It is an arithmetic number, because the mean of its divisors is an integer number (57516984).

Almost surely, 2^393951484 is an apocalyptic number.

It is an amenable number.

393951484 is a deficient number, since it is larger than the sum of its proper divisors (296252324).

393951484 is a wasteful number, since it uses less digits than its factorization.

393951484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112676 (or 112674 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The square root of 393951484 is about 19848.2111032707. The cubic root of 393951484 is about 733.0736010399.

The spelling of 393951484 in words is "three hundred ninety-three million, nine hundred fifty-one thousand, four hundred eighty-four".