132198890 has 8 divisors (see below), whose sum is σ = 237958020. Its totient is φ = 52879552.

The previous prime is 132198889. The next prime is 132198893. The reversal of 132198890 is 98891231.

It can be written as a sum of positive squares in 2 ways, for example, as 130942249 + 1256641 = 11443^2 + 1121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132198893) 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, 6609935 + ... + 6609954.

Almost surely, 2^132198890 is an apocalyptic number.

132198890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132198890 is a deficient number, since it is larger than the sum of its proper divisors (105759130).

132198890 is a wasteful number, since it uses less digits than its factorization.

132198890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13219896.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 132198890 is about 11497.7776113473. Note that the first 3 decimals coincide. The cubic root of 132198890 is about 509.4199351378.

The spelling of 132198890 in words is "one hundred thirty-two million, one hundred ninety-eight thousand, eight hundred ninety".