994996398 has 32 divisors (see below), whose sum is σ = 2240934912. Its totient is φ = 291787200.

The previous prime is 994996397. The next prime is 994996403. The reversal of 994996398 is 893699499.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994996391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241111 + ... + 245202.

It is an arithmetic number, because the mean of its divisors is an integer number (70029216).

Almost surely, 2^994996398 is an apocalyptic number.

994996398 is an abundant number, since it is smaller than the sum of its proper divisors (1245938514).

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

994996398 is a wasteful number, since it uses less digits than its factorization.

994996398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486360.

The product of its digits is 34012224, while the sum is 66.

The square root of 994996398 is about 31543.5634955850. The cubic root of 994996398 is about 998.3293431266.

The spelling of 994996398 in words is "nine hundred ninety-four million, nine hundred ninety-six thousand, three hundred ninety-eight".