998290164 has 12 divisors (see below), whose sum is σ = 2329343744. Its totient is φ = 332763384.

The previous prime is 998290159. The next prime is 998290177. The reversal of 998290164 is 461092899.

998290164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 41595412 + ... + 41595435.

Almost surely, 2^998290164 is an apocalyptic number.

It is an amenable number.

998290164 is an abundant number, since it is smaller than the sum of its proper divisors (1331053580).

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

998290164 is a wasteful number, since it uses less digits than its factorization.

998290164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83190854 (or 83190852 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 998290164 is about 31595.7301545636. The cubic root of 998290164 is about 999.4297295201.

The spelling of 998290164 in words is "nine hundred ninety-eight million, two hundred ninety thousand, one hundred sixty-four".