132609785 has 64 divisors (see below), whose sum is σ = 210567168. Its totient is φ = 77760000.

The previous prime is 132609781. The next prime is 132609793. The reversal of 132609785 is 587906231.

It is not a de Polignac number, because 132609785 - 2² = 132609781 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (132609781) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 489200 + ... + 489470.

It is an arithmetic number, because the mean of its divisors is an integer number (3290112).

Almost surely, 2^132609785 is an apocalyptic number.

It is an amenable number.

132609785 is a deficient number, since it is larger than the sum of its proper divisors (77957383).

132609785 is a wasteful number, since it uses less digits than its factorization.

132609785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 132609785 is about 11515.6322014903. The cubic root of 132609785 is about 509.9471751003.

The spelling of 132609785 in words is "one hundred thirty-two million, six hundred nine thousand, seven hundred eighty-five".