994393499 has 8 divisors (see below), whose sum is σ = 1122199920. Its totient is φ = 872821600.

The previous prime is 994393487. The next prime is 994393501.

994393499 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 994393499 - 2²⁸ = 725958043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994393409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1558292 + ... + 1558929.

It is an arithmetic number, because the mean of its divisors is an integer number (140274990).

Almost surely, 2^994393499 is an apocalyptic number.

994393499 is a deficient number, since it is larger than the sum of its proper divisors (127806421).

994393499 is a wasteful number, since it uses less digits than its factorization.

994393499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117261.

The product of its digits is 8503056, while the sum is 59.

The square root of 994393499 is about 31534.0054385738. The cubic root of 994393499 is about 998.1276628749.

It can be divided in two parts, 994 and 393499, that added together give a palindrome (394493).

The spelling of 994393499 in words is "nine hundred ninety-four million, three hundred ninety-three thousand, four hundred ninety-nine".