198068976 has 150 divisors (see below), whose sum is σ = 667077840. Its totient is φ = 56572992.

The previous prime is 198068971. The next prime is 198068993. The reversal of 198068976 is 679860891.

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 (198068971) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 61945 + ... + 65063.

Almost surely, 2^198068976 is an apocalyptic number.

198068976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198068976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333538920).

198068976 is an abundant number, since it is smaller than the sum of its proper divisors (469008864).

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

198068976 is a wasteful number, since it uses less digits than its factorization.

198068976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3153 (or 3131 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The square root of 198068976 is about 14073.6980214867. The cubic root of 198068976 is about 582.9153414452.

It can be divided in two parts, 19806 and 8976, that added together give a palindrome (28782).

The spelling of 198068976 in words is "one hundred ninety-eight million, sixty-eight thousand, nine hundred seventy-six".