132401442 has 8 divisors (see below), whose sum is σ = 264802896. Its totient is φ = 44133812.

The previous prime is 132401431. The next prime is 132401449. The reversal of 132401442 is 244104231.

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

132401442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (132401449) 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, 11033448 + ... + 11033459.

It is an arithmetic number, because the mean of its divisors is an integer number (33100362).

Almost surely, 2^132401442 is an apocalyptic number.

132401442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132401442 is a wasteful number, since it uses less digits than its factorization.

132401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22066912.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 132401442 is about 11506.5825508706. The cubic root of 132401442 is about 509.6799760827.

Adding to 132401442 its reverse (244104231), we get a palindrome (376505673).

The spelling of 132401442 in words is "one hundred thirty-two million, four hundred one thousand, four hundred forty-two".