42124134 has 32 divisors (see below), whose sum is σ = 90980064. Its totient is φ = 12925440.

The previous prime is 42124127. The next prime is 42124141. The reversal of 42124134 is 43142124.

It is an interprime number because it is at equal distance from previous prime (42124127) and next prime (42124141).

It is a self number, because there is not a number n which added to its sum of digits gives 42124134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47374 + ... + 48254.

It is an arithmetic number, because the mean of its divisors is an integer number (2843127).

Almost surely, 2^42124134 is an apocalyptic number.

42124134 is an abundant number, since it is smaller than the sum of its proper divisors (48855930).

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

42124134 is a wasteful number, since it uses less digits than its factorization.

42124134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512.

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

The square root of 42124134 is about 6490.3107783834. The cubic root of 42124134 is about 347.9447824928.

Adding to 42124134 its reverse (43142124), we get a palindrome (85266258).

The spelling of 42124134 in words is "forty-two million, one hundred twenty-four thousand, one hundred thirty-four".