198856152 has 48 divisors (see below), whose sum is σ = 587531880. Its totient is φ = 60259200.

The previous prime is 198856139. The next prime is 198856153. The reversal of 198856152 is 251658891.

It is a happy number.

198856152 is a `hidden beast` number, since 1 + 9 + 88 + 561 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 198856098 and 198856107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198856153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124749 + ... + 126332.

Almost surely, 2^198856152 is an apocalyptic number.

198856152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

198856152 is an abundant number, since it is smaller than the sum of its proper divisors (388675728).

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

198856152 is a wasteful number, since it uses less digits than its factorization.

198856152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251104 (or 251097 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The square root of 198856152 is about 14101.6365007754. The cubic root of 198856152 is about 583.6865381660.

The spelling of 198856152 in words is "one hundred ninety-eight million, eight hundred fifty-six thousand, one hundred fifty-two".