998486306 has 8 divisors (see below), whose sum is σ = 1510984044. Its totient is φ = 494824960.

The previous prime is 998486297. The next prime is 998486389. The reversal of 998486306 is 603684899.

It can be written as a sum of positive squares in 2 ways, for example, as 894548281 + 103938025 = 29909^2 + 10195^2 .

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

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, 2208815 + ... + 2209266.

Almost surely, 2^998486306 is an apocalyptic number.

998486306 is a deficient number, since it is larger than the sum of its proper divisors (512497738).

998486306 is a wasteful number, since it uses less digits than its factorization.

998486306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4418196.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The square root of 998486306 is about 31598.8339341818. The cubic root of 998486306 is about 999.4951805335.

The spelling of 998486306 in words is "nine hundred ninety-eight million, four hundred eighty-six thousand, three hundred six".