394471350 has 384 divisors, whose sum is σ = 1416576000. Its totient is φ = 78848640.

The previous prime is 394471339. The next prime is 394471397. The reversal of 394471350 is 53174493.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 20761641 + ... + 20761659.

It is an arithmetic number, because the mean of its divisors is an integer number (3689000).

Almost surely, 2^394471350 is an apocalyptic number.

394471350 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 394471350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708288000).

394471350 is an abundant number, since it is smaller than the sum of its proper divisors (1022104650).

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

394471350 is a wasteful number, since it uses less digits than its factorization.

394471350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 394471350 is about 19861.3028273575. The cubic root of 394471350 is about 733.3959186714.

The spelling of 394471350 in words is "three hundred ninety-four million, four hundred seventy-one thousand, three hundred fifty".