998529606 has 40 divisors (see below), whose sum is σ = 2240290800. Its totient is φ = 332420112.

The previous prime is 998529601. The next prime is 998529661. The reversal of 998529606 is 606925899.

998529606 is a `hidden beast` number, since 9 + 9 + 8 + 5 + 29 + 606 = 666.

It is a super-2 number, since 2×998529606² = 1994122748117030472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998529601) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 140220 + ... + 147168.

It is an arithmetic number, because the mean of its divisors is an integer number (56007270).

Almost surely, 2^998529606 is an apocalyptic number.

998529606 is an abundant number, since it is smaller than the sum of its proper divisors (1241761194).

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

998529606 is a wasteful number, since it uses less digits than its factorization.

998529606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7850 (or 7841 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The square root of 998529606 is about 31599.5190786189. The cubic root of 998529606 is about 999.5096282415.

The spelling of 998529606 in words is "nine hundred ninety-eight million, five hundred twenty-nine thousand, six hundred six".