132685690 has 16 divisors (see below), whose sum is σ = 242883360. Its totient is φ = 52174480.

The previous prime is 132685681. The next prime is 132685691. The reversal of 132685690 is 96586231.

It is a super-2 number, since 2×132685690² = 35210984661552200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (132685691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111856 + ... + 113035.

It is an arithmetic number, because the mean of its divisors is an integer number (15180210).

Almost surely, 2^132685690 is an apocalyptic number.

132685690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132685690 is a deficient number, since it is larger than the sum of its proper divisors (110197670).

132685690 is a wasteful number, since it uses less digits than its factorization.

132685690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224957.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 132685690 is about 11518.9274674338. The cubic root of 132685690 is about 510.0444533852.

The spelling of 132685690 in words is "one hundred thirty-two million, six hundred eighty-five thousand, six hundred ninety".