42132142 has 8 divisors (see below), whose sum is σ = 68059656. Its totient is φ = 19445592.

The previous prime is 42132127. The next prime is 42132149. The reversal of 42132142 is 24123124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42132149) 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, 810208 + ... + 810259.

It is an arithmetic number, because the mean of its divisors is an integer number (8507457).

Almost surely, 2^42132142 is an apocalyptic number.

42132142 is a deficient number, since it is larger than the sum of its proper divisors (25927514).

42132142 is a wasteful number, since it uses less digits than its factorization.

42132142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620482.

The product of its digits is 384, while the sum is 19.

The square root of 42132142 is about 6490.9276686773. The cubic root of 42132142 is about 347.9668297534.

Adding to 42132142 its reverse (24123124), we get a palindrome (66255266).

The spelling of 42132142 in words is "forty-two million, one hundred thirty-two thousand, one hundred forty-two".