998465522 has 24 divisors (see below), whose sum is σ = 1593624720. Its totient is φ = 469085760.

The previous prime is 998465483. The next prime is 998465537. The reversal of 998465522 is 225564899.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495497 + ... + 497507.

It is an arithmetic number, because the mean of its divisors is an integer number (66401030).

Almost surely, 2^998465522 is an apocalyptic number.

998465522 is a deficient number, since it is larger than the sum of its proper divisors (595159198).

998465522 is a wasteful number, since it uses less digits than its factorization.

998465522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906 (or 2889 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 998465522 is about 31598.5050595752. The cubic root of 998465522 is about 999.4882454853.

The spelling of 998465522 in words is "nine hundred ninety-eight million, four hundred sixty-five thousand, five hundred twenty-two".