198276140 has 12 divisors (see below), whose sum is σ = 416379936. Its totient is φ = 79310448.

The previous prime is 198276119. The next prime is 198276149. The reversal of 198276140 is 41672891.

198276140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 198276094 and 198276103.

It is not an unprimeable number, because it can be changed into a prime (198276149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4956884 + ... + 4956923.

It is an arithmetic number, because the mean of its divisors is an integer number (34698328).

Almost surely, 2^198276140 is an apocalyptic number.

198276140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198276140 is an abundant number, since it is smaller than the sum of its proper divisors (218103796).

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

198276140 is a wasteful number, since it uses less digits than its factorization.

198276140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9913816 (or 9913814 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 198276140 is about 14081.0560683494. The cubic root of 198276140 is about 583.1184979403.

The spelling of 198276140 in words is "one hundred ninety-eight million, two hundred seventy-six thousand, one hundred forty".