994040499 has 16 divisors (see below), whose sum is σ = 1396788480. Its totient is φ = 627075360.

The previous prime is 994040497. The next prime is 994040501.

994040499 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (994040497) and next prime (994040501).

It is not a de Polignac number, because 994040499 - 2¹ = 994040497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (994040497) 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, 40729 + ... + 60389.

It is an arithmetic number, because the mean of its divisors is an integer number (87299280).

Almost surely, 2^994040499 is an apocalyptic number.

994040499 is the 16853-rd nonagonal number.

994040499 is a deficient number, since it is larger than the sum of its proper divisors (402747981).

994040499 is a wasteful number, since it uses less digits than its factorization.

994040499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20570.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 994040499 is about 31528.4078094661. The cubic root of 994040499 is about 998.0095403658.

The spelling of 994040499 in words is "nine hundred ninety-four million, forty thousand, four hundred ninety-nine".