994378730 has 8 divisors (see below), whose sum is σ = 1789881732. Its totient is φ = 397751488.

The previous prime is 994378727. The next prime is 994378733. The reversal of 994378730 is 37873499.

994378730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (994378727) and next prime (994378733).

It can be written as a sum of positive squares in 2 ways, for example, as 865124569 + 129254161 = 29413^2 + 11369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (994378733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49718927 + ... + 49718946.

Almost surely, 2^994378730 is an apocalyptic number.

994378730 is a deficient number, since it is larger than the sum of its proper divisors (795503002).

994378730 is a wasteful number, since it uses less digits than its factorization.

994378730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99437880.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The square root of 994378730 is about 31533.7712619344. The cubic root of 994378730 is about 998.1227213635.

The spelling of 994378730 in words is "nine hundred ninety-four million, three hundred seventy-eight thousand, seven hundred thirty".