42034234 has 32 divisors (see below), whose sum is σ = 73374336. Its totient is φ = 17848320.

The previous prime is 42034231. The next prime is 42034243. The reversal of 42034234 is 43243024.

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

It is not an unprimeable number, because it can be changed into a prime (42034231) 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, 62122 + ... + 62794.

It is an arithmetic number, because the mean of its divisors is an integer number (2292948).

Almost surely, 2^42034234 is an apocalyptic number.

42034234 is a deficient number, since it is larger than the sum of its proper divisors (31340102).

42034234 is a wasteful number, since it uses less digits than its factorization.

42034234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 42034234 is about 6483.3813708589. The cubic root of 42034234 is about 347.6970819324.

Adding to 42034234 its reverse (43243024), we get a palindrome (85277258).

The spelling of 42034234 in words is "forty-two million, thirty-four thousand, two hundred thirty-four".