1994094306 has 24 divisors (see below), whose sum is σ = 4369086540. Its totient is φ = 657229056.

The previous prime is 1994094283. The next prime is 1994094337. The reversal of 1994094306 is 6034904991.

It can be written as a sum of positive squares in 2 ways, for example, as 1994069025 + 25281 = 44655^2 + 159^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 620775 + ... + 623978.

Almost surely, 2^1994094306 is an apocalyptic number.

1994094306 is an abundant number, since it is smaller than the sum of its proper divisors (2374992234).

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

1994094306 is a wasteful number, since it uses less digits than its factorization.

1994094306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244850 (or 1244847 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 1994094306 is about 44655.2830693077. The cubic root of 1994094306 is about 1258.6797092314.

The spelling of 1994094306 in words is "one billion, nine hundred ninety-four million, ninety-four thousand, three hundred six".