394054266 has 16 divisors (see below), whose sum is σ = 801029088. Its totient is φ = 129198000.

The previous prime is 394054247. The next prime is 394054267. The reversal of 394054266 is 662450493.

It is not an unprimeable number, because it can be changed into a prime (394054267) 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, 537960 + ... + 538691.

It is an arithmetic number, because the mean of its divisors is an integer number (50064318).

Almost surely, 2^394054266 is an apocalyptic number.

394054266 is an abundant number, since it is smaller than the sum of its proper divisors (406974822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394054266 is a wasteful number, since it uses less digits than its factorization.

394054266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076717.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 394054266 is about 19850.8001350072. The cubic root of 394054266 is about 733.1373484997.

The spelling of 394054266 in words is "three hundred ninety-four million, fifty-four thousand, two hundred sixty-six".