394094472 has 32 divisors (see below), whose sum is σ = 986100000. Its totient is φ = 131249664.

The previous prime is 394094431. The next prime is 394094479. The reversal of 394094472 is 274490493.

It is not an unprimeable number, because it can be changed into a prime (394094479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23403 + ... + 36549.

It is an arithmetic number, because the mean of its divisors is an integer number (30815625).

Almost surely, 2^394094472 is an apocalyptic number.

It is an amenable number.

394094472 is an abundant number, since it is smaller than the sum of its proper divisors (592005528).

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

394094472 is a wasteful number, since it uses less digits than its factorization.

394094472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14405 (or 14401 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 394094472 is about 19851.8128139472. The cubic root of 394094472 is about 733.1622820518.

The spelling of 394094472 in words is "three hundred ninety-four million, ninety-four thousand, four hundred seventy-two".