998353264 has 40 divisors (see below), whose sum is σ = 2005728768. Its totient is φ = 480891840.

The previous prime is 998353247. The next prime is 998353289. The reversal of 998353264 is 462353899.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108159 + ... + 117025.

Almost surely, 2^998353264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998353264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1002864384).

998353264 is an abundant number, since it is smaller than the sum of its proper divisors (1007375504).

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

998353264 is a wasteful number, since it uses less digits than its factorization.

998353264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9133 (or 9127 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The square root of 998353264 is about 31596.7286914326. The cubic root of 998353264 is about 999.4507864197.

The spelling of 998353264 in words is "nine hundred ninety-eight million, three hundred fifty-three thousand, two hundred sixty-four".