42537142 has 8 divisors (see below), whose sum is σ = 66006000. Its totient is φ = 20535144.

The previous prime is 42537139. The next prime is 42537149. The reversal of 42537142 is 24173524.

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 42537142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42537149) 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, 366642 + ... + 366757.

It is an arithmetic number, because the mean of its divisors is an integer number (8250750).

Almost surely, 2^42537142 is an apocalyptic number.

42537142 is a deficient number, since it is larger than the sum of its proper divisors (23468858).

42537142 is a wasteful number, since it uses less digits than its factorization.

42537142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733430.

The product of its digits is 6720, while the sum is 28.

The square root of 42537142 is about 6522.0504444538. The cubic root of 42537142 is about 349.0782330508.

The spelling of 42537142 in words is "forty-two million, five hundred thirty-seven thousand, one hundred forty-two".