394093064 has 32 divisors (see below), whose sum is σ = 770299200. Its totient is φ = 188784960.

The previous prime is 394093061. The next prime is 394093121. The reversal of 394093064 is 460390493.

It is not an unprimeable number, because it can be changed into a prime (394093061) 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, 23909 + ... + 36875.

It is an arithmetic number, because the mean of its divisors is an integer number (24071850).

Almost surely, 2^394093064 is an apocalyptic number.

It is an amenable number.

394093064 is a deficient number, since it is larger than the sum of its proper divisors (376206136).

394093064 is a wasteful number, since it uses less digits than its factorization.

394093064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13133 (or 13129 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 394093064 is about 19851.7773511593. Note that the first 3 decimals coincide. The cubic root of 394093064 is about 733.1614089162.

The spelling of 394093064 in words is "three hundred ninety-four million, ninety-three thousand, sixty-four".