394262444 has 12 divisors (see below), whose sum is σ = 694193304. Its totient is φ = 195921504.

The previous prime is 394262423. The next prime is 394262471. The reversal of 394262444 is 444262493.

It is a junction number, because it is equal to n+sod(n) for n = 394262398 and 394262407.

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, 301697 + ... + 303000.

It is an arithmetic number, because the mean of its divisors is an integer number (57849442).

Almost surely, 2^394262444 is an apocalyptic number.

It is an amenable number.

394262444 is a deficient number, since it is larger than the sum of its proper divisors (299930860).

394262444 is a wasteful number, since it uses less digits than its factorization.

394262444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604864 (or 604862 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 394262444 is about 19856.0430096230. The cubic root of 394262444 is about 733.2664307194.

The spelling of 394262444 in words is "three hundred ninety-four million, two hundred sixty-two thousand, four hundred forty-four".