998387354 has 8 divisors (see below), whose sum is σ = 1538056308. Its totient is φ = 485701920.

The previous prime is 998387311. The next prime is 998387417. The reversal of 998387354 is 453783899.

998387354 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 2 ways, for example, as 990675625 + 7711729 = 31475^2 + 2777^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 998387354.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6745787 + ... + 6745934.

Almost surely, 2^998387354 is an apocalyptic number.

998387354 is a deficient number, since it is larger than the sum of its proper divisors (539668954).

998387354 is a wasteful number, since it uses less digits than its factorization.

998387354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13491760.

The product of its digits is 6531840, while the sum is 56.

The square root of 998387354 is about 31597.2681414074. The cubic root of 998387354 is about 999.4621621156.

The spelling of 998387354 in words is "nine hundred ninety-eight million, three hundred eighty-seven thousand, three hundred fifty-four".