394316010 has 72 divisors (see below), whose sum is σ = 1126927620. Its totient is φ = 95589120.

The previous prime is 394315981. The next prime is 394316011. The reversal of 394316010 is 10613493.

It can be written as a sum of positive squares in 2 ways, for example, as 370139121 + 24176889 = 19239^2 + 4917^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394316011) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 7215 + ... + 28994.

Almost surely, 2^394316010 is an apocalyptic number.

394316010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

394316010 is an abundant number, since it is smaller than the sum of its proper divisors (732611610).

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

394316010 is a wasteful number, since it uses less digits than its factorization.

394316010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36244 (or 36230 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 394316010 is about 19857.3918226941. The cubic root of 394316010 is about 733.2996373406.

The spelling of 394316010 in words is "three hundred ninety-four million, three hundred sixteen thousand, ten".