394268430 has 64 divisors (see below), whose sum is σ = 1017308160. Its totient is φ = 97478784.

The previous prime is 394268429. The next prime is 394268513. The reversal of 394268430 is 34862493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19432 + ... + 34148.

It is an arithmetic number, because the mean of its divisors is an integer number (15895440).

Almost surely, 2^394268430 is an apocalyptic number.

394268430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 394268430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508654080).

394268430 is an abundant number, since it is smaller than the sum of its proper divisors (623039730).

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

394268430 is a wasteful number, since it uses less digits than its factorization.

394268430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14793.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 394268430 is about 19856.1937440185. The cubic root of 394268430 is about 733.2701417083.

The spelling of 394268430 in words is "three hundred ninety-four million, two hundred sixty-eight thousand, four hundred thirty".