394620000 has 120 divisors (see below), whose sum is σ = 1294629336. Its totient is φ = 105216000.

The previous prime is 394619989. The next prime is 394620013. The reversal of 394620000 is 26493.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 56712 + ... + 63288.

Almost surely, 2^394620000 is an apocalyptic number.

394620000 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 394620000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647314668).

394620000 is an abundant number, since it is smaller than the sum of its proper divisors (900009336).

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

394620000 is an equidigital number, since it uses as much as digits as its factorization.

394620000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610 (or 6587 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 394620000 is about 19865.0446765166. The cubic root of 394620000 is about 733.4880298071.

Adding to 394620000 its reverse (26493), we get a palindrome (394646493).

The spelling of 394620000 in words is "three hundred ninety-four million, six hundred twenty thousand".