394048799 has 8 divisors (see below), whose sum is σ = 410028480. Its totient is φ = 378385696.

The previous prime is 394048777. The next prime is 394048801. The reversal of 394048799 is 997840493.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 394048799 - 2²⁸ = 125613343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 394048799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394048709) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 76604 + ... + 81585.

It is an arithmetic number, because the mean of its divisors is an integer number (51253560).

Almost surely, 2^394048799 is an apocalyptic number.

394048799 is a deficient number, since it is larger than the sum of its proper divisors (15979681).

394048799 is a wasteful number, since it uses less digits than its factorization.

394048799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158289.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 394048799 is about 19850.6624322716. The cubic root of 394048799 is about 733.1339580357.

The spelling of 394048799 in words is "three hundred ninety-four million, forty-eight thousand, seven hundred ninety-nine".