394654383 has 8 divisors (see below), whose sum is σ = 584673200. Its totient is φ = 263102904.

The previous prime is 394654373. The next prime is 394654427. The reversal of 394654383 is 383456493.

It is not a de Polignac number, because 394654383 - 2¹² = 394650287 is a prime.

It is a super-2 number, since 2×394654383² = 311504164042221378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394654343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7308388 + ... + 7308441.

It is an arithmetic number, because the mean of its divisors is an integer number (73084150).

Almost surely, 2^394654383 is an apocalyptic number.

394654383 is a deficient number, since it is larger than the sum of its proper divisors (190018817).

394654383 is a wasteful number, since it uses less digits than its factorization.

394654383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14616838 (or 14616832 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 394654383 is about 19865.9100722821. The cubic root of 394654383 is about 733.5093319767.

The spelling of 394654383 in words is "three hundred ninety-four million, six hundred fifty-four thousand, three hundred eighty-three".