42134632 has 16 divisors (see below), whose sum is σ = 79071300. Its totient is φ = 21048960.

The previous prime is 42134627. The next prime is 42134633. The reversal of 42134632 is 23643124.

It can be written as a sum of positive squares in 2 ways, for example, as 39866596 + 2268036 = 6314^2 + 1506^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42134597 and 42134606.

It is not an unprimeable number, because it can be changed into a prime (42134633) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17094 + ... + 19402.

Almost surely, 2^42134632 is an apocalyptic number.

It is an amenable number.

42134632 is a deficient number, since it is larger than the sum of its proper divisors (36936668).

42134632 is a wasteful number, since it uses less digits than its factorization.

42134632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4596 (or 4592 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 42134632 is about 6491.1194720171. The cubic root of 42134632 is about 347.9736845385.

Adding to 42134632 its reverse (23643124), we get a palindrome (65777756).

It can be divided in two parts, 421 and 34632, that added together give a palindrome (35053).

The spelling of 42134632 in words is "forty-two million, one hundred thirty-four thousand, six hundred thirty-two".