198970852 has 24 divisors (see below), whose sum is σ = 352396800. Its totient is φ = 98292096.

The previous prime is 198970843. The next prime is 198970853. The reversal of 198970852 is 258079891.

198970852 = T₁₅₈ + T₁₅₉ + ... + T₁₀₆₁.

It is a junction number, because it is equal to n+sod(n) for n = 198970796 and 198970805.

It is not an unprimeable number, because it can be changed into a prime (198970853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216049 + ... + 216967.

It is an arithmetic number, because the mean of its divisors is an integer number (14683200).

Almost surely, 2^198970852 is an apocalyptic number.

It is an amenable number.

198970852 is a deficient number, since it is larger than the sum of its proper divisors (153425948).

198970852 is a wasteful number, since it uses less digits than its factorization.

198970852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515 (or 1513 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 49.

The square root of 198970852 is about 14105.7028183639. The cubic root of 198970852 is about 583.7987398377.

The spelling of 198970852 in words is "one hundred ninety-eight million, nine hundred seventy thousand, eight hundred fifty-two".