394446273 has 8 divisors (see below), whose sum is σ = 566384448. Its totient is φ = 242736144.

The previous prime is 394446271. The next prime is 394446293. The reversal of 394446273 is 372644493.

It is a happy number.

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

It is not a de Polignac number, because 394446273 - 2¹ = 394446271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (394446271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5056965 + ... + 5057042.

It is an arithmetic number, because the mean of its divisors is an integer number (70798056).

Almost surely, 2^394446273 is an apocalyptic number.

It is an amenable number.

394446273 is a deficient number, since it is larger than the sum of its proper divisors (171938175).

394446273 is a wasteful number, since it uses less digits than its factorization.

394446273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114023.

The product of its digits is 435456, while the sum is 42.

The square root of 394446273 is about 19860.6715143270. The cubic root of 394446273 is about 733.3803773998.

The spelling of 394446273 in words is "three hundred ninety-four million, four hundred forty-six thousand, two hundred seventy-three".