998396954 has 8 divisors (see below), whose sum is σ = 1497763008. Its totient is φ = 499142620.

The previous prime is 998396951. The next prime is 998396969. The reversal of 998396954 is 459693899.

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

It is not an unprimeable number, because it can be changed into a prime (998396951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2 + ... + 44685.

It is an arithmetic number, because the mean of its divisors is an integer number (187220376).

Almost surely, 2^998396954 is an apocalyptic number.

998396954 is a deficient number, since it is larger than the sum of its proper divisors (499366054).

998396954 is a wasteful number, since it uses less digits than its factorization.

998396954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55860.

The product of its digits is 18895680, while the sum is 62.

The square root of 998396954 is about 31597.4200529094. The cubic root of 998396954 is about 999.4653655503.

The spelling of 998396954 in words is "nine hundred ninety-eight million, three hundred ninety-six thousand, nine hundred fifty-four".