394097346 has 32 divisors (see below), whose sum is σ = 886867200. Its totient is φ = 129701520.

The previous prime is 394097329. The next prime is 394097381. The reversal of 394097346 is 643790493.

It is a super-3 number, since 3×394097346³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 41925 + ... + 50456.

It is an arithmetic number, because the mean of its divisors is an integer number (27714600).

Almost surely, 2^394097346 is an apocalyptic number.

394097346 is an abundant number, since it is smaller than the sum of its proper divisors (492769854).

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

394097346 is a wasteful number, since it uses less digits than its factorization.

394097346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92471 (or 92465 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 394097346 is about 19851.8852001516. The cubic root of 394097346 is about 733.1640642838.

The spelling of 394097346 in words is "three hundred ninety-four million, ninety-seven thousand, three hundred forty-six".