132240146 has 8 divisors (see below), whose sum is σ = 203721420. Its totient is φ = 64333008.

The previous prime is 132240139. The next prime is 132240149. The reversal of 132240146 is 641042231.

It can be written as a sum of positive squares in 2 ways, for example, as 128572921 + 3667225 = 11339^2 + 1915^2 .

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

It is not an unprimeable number, because it can be changed into a prime (132240149) 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, 893441 + ... + 893588.

Almost surely, 2^132240146 is an apocalyptic number.

132240146 is a deficient number, since it is larger than the sum of its proper divisors (71481274).

132240146 is a wasteful number, since it uses less digits than its factorization.

132240146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787068.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 132240146 is about 11499.5715572364. The cubic root of 132240146 is about 509.4729220753.

Adding to 132240146 its reverse (641042231), we get a palindrome (773282377).

The spelling of 132240146 in words is "one hundred thirty-two million, two hundred forty thousand, one hundred forty-six".