198039056 has 10 divisors (see below), whose sum is σ = 383700702. Its totient is φ = 99019520.

The previous prime is 198039047. The next prime is 198039077. The reversal of 198039056 is 650930891.

198039056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 196560400 + 1478656 = 14020^2 + 1216^2 .

It is a super-2 number, since 2×198039056² = 78438935402742272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6188705 + ... + 6188736.

Almost surely, 2^198039056 is an apocalyptic number.

198039056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198039056 is a deficient number, since it is larger than the sum of its proper divisors (185661646).

198039056 is a wasteful number, since it uses less digits than its factorization.

198039056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12377449 (or 12377443 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 198039056 is about 14072.6350055702. The cubic root of 198039056 is about 582.8859885305.

The spelling of 198039056 in words is "one hundred ninety-eight million, thirty-nine thousand, fifty-six".