994493199 has 16 divisors (see below), whose sum is σ = 1525593600. Its totient is φ = 564466080.

The previous prime is 994493197. The next prime is 994493249. The reversal of 994493199 is 991394499.

It is not a de Polignac number, because 994493199 - 2¹ = 994493197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994493191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155787 + ... + 162044.

It is an arithmetic number, because the mean of its divisors is an integer number (95349600).

Almost surely, 2^994493199 is an apocalyptic number.

994493199 is a deficient number, since it is larger than the sum of its proper divisors (531100401).

994493199 is a wasteful number, since it uses less digits than its factorization.

994493199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317990.

The product of its digits is 2834352, while the sum is 57.

The square root of 994493199 is about 31535.5862320649. The cubic root of 994493199 is about 998.1610198919.

The spelling of 994493199 in words is "nine hundred ninety-four million, four hundred ninety-three thousand, one hundred ninety-nine".