394525116 has 36 divisors (see below), whose sum is σ = 1003052232. Its totient is φ = 130746144.

The previous prime is 394525111. The next prime is 394525151. The reversal of 394525116 is 611525493.

394525116 is a `hidden beast` number, since 3 + 94 + 52 + 511 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394525111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25446 + ... + 37901.

It is an arithmetic number, because the mean of its divisors is an integer number (27862562).

Almost surely, 2^394525116 is an apocalyptic number.

394525116 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

394525116 is an abundant number, since it is smaller than the sum of its proper divisors (608527116).

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

394525116 is a wasteful number, since it uses less digits than its factorization.

394525116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63530 (or 63525 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 394525116 is about 19862.6563178242. The cubic root of 394525116 is about 733.4292375032.

The spelling of 394525116 in words is "three hundred ninety-four million, five hundred twenty-five thousand, one hundred sixteen".