132421426 has 8 divisors (see below), whose sum is σ = 198867564. Its totient is φ = 66132240.

The previous prime is 132421417. The next prime is 132421427. The reversal of 132421426 is 624124231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 127577025 + 4844401 = 11295^2 + 2201^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 132421426.

It is not an unprimeable number, because it can be changed into a prime (132421427) 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, 37105 + ... + 40516.

Almost surely, 2^132421426 is an apocalyptic number.

132421426 is a deficient number, since it is larger than the sum of its proper divisors (66446138).

132421426 is an equidigital number, since it uses as much as digits as its factorization.

132421426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78476.

The product of its digits is 2304, while the sum is 25.

The square root of 132421426 is about 11507.4508906187. The cubic root of 132421426 is about 509.7056176268.

Adding to 132421426 its reverse (624124231), we get a palindrome (756545657).

The spelling of 132421426 in words is "one hundred thirty-two million, four hundred twenty-one thousand, four hundred twenty-six".