42135214 has 32 divisors (see below), whose sum is σ = 73724256. Its totient is φ = 17848320.

The previous prime is 42135211. The next prime is 42135239. The reversal of 42135214 is 41253124.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42135211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41764 + ... + 42760.

It is an arithmetic number, because the mean of its divisors is an integer number (2303883).

Almost surely, 2^42135214 is an apocalyptic number.

42135214 is a deficient number, since it is larger than the sum of its proper divisors (31589042).

42135214 is a wasteful number, since it uses less digits than its factorization.

42135214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140.

The product of its digits is 960, while the sum is 22.

The square root of 42135214 is about 6491.1643023421. The cubic root of 42135214 is about 347.9752867023.

Adding to 42135214 its reverse (41253124), we get a palindrome (83388338).

The spelling of 42135214 in words is "forty-two million, one hundred thirty-five thousand, two hundred fourteen".