209480132 has 12 divisors (see below), whose sum is σ = 366717120. Its totient is φ = 104703816.

The previous prime is 209480107. The next prime is 209480153. The reversal of 209480132 is 231084902.

209480132 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 = 209480095 and 209480104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7169 + ... + 21687.

It is an arithmetic number, because the mean of its divisors is an integer number (30559760).

Almost surely, 2^209480132 is an apocalyptic number.

It is an amenable number.

209480132 is a deficient number, since it is larger than the sum of its proper divisors (157236988).

209480132 is a wasteful number, since it uses less digits than its factorization.

209480132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18130 (or 18128 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 209480132 is about 14473.4284811858. The cubic root of 209480132 is about 593.9013050851.

The spelling of 209480132 in words is "two hundred nine million, four hundred eighty thousand, one hundred thirty-two".