132270442 has 4 divisors (see below), whose sum is σ = 198405666. Its totient is φ = 66135220.

The previous prime is 132270431. The next prime is 132270473. The reversal of 132270442 is 244072231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 244072231 = 13 ⋅18774787.

It can be written as a sum of positive squares in only one way, i.e., 123854641 + 8415801 = 11129^2 + 2901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33067609 + ... + 33067612.

Almost surely, 2^132270442 is an apocalyptic number.

132270442 is a deficient number, since it is larger than the sum of its proper divisors (66135224).

132270442 is an equidigital number, since it uses as much as digits as its factorization.

132270442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66135223.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 132270442 is about 11500.8887482664. Note that the first 3 decimals coincide. The cubic root of 132270442 is about 509.5118255741.

The spelling of 132270442 in words is "one hundred thirty-two million, two hundred seventy thousand, four hundred forty-two".