394227600 has 240 divisors, whose sum is σ = 1398785472. Its totient is φ = 94279680.

The previous prime is 394227583. The next prime is 394227611. The reversal of 394227600 is 6722493.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 576859 + ... + 577541.

Almost surely, 2^394227600 is an apocalyptic number.

394227600 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394227600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (699392736).

394227600 is an abundant number, since it is smaller than the sum of its proper divisors (1004557872).

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

394227600 is a wasteful number, since it uses less digits than its factorization.

394227600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 394227600 is about 19855.1655747314. The cubic root of 394227600 is about 733.2448286211.

The spelling of 394227600 in words is "three hundred ninety-four million, two hundred twenty-seven thousand, six hundred".