994686498 has 48 divisors (see below), whose sum is σ = 2323634040. Its totient is φ = 305701632.

The previous prime is 994686437. The next prime is 994686529. The reversal of 994686498 is 894686499.

994686498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 231435369 + 763251129 = 15213^2 + 27627^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257590 + ... + 261422.

Almost surely, 2^994686498 is an apocalyptic number.

994686498 is an abundant number, since it is smaller than the sum of its proper divisors (1328947542).

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

994686498 is a wasteful number, since it uses less digits than its factorization.

994686498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4963 (or 4960 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 63.

The square root of 994686498 is about 31538.6508589064. The cubic root of 994686498 is about 998.2256863397.

Subtracting from 994686498 its reverse (894686499), we obtain a palindrome (99999999).

The spelling of 994686498 in words is "nine hundred ninety-four million, six hundred eighty-six thousand, four hundred ninety-eight".