42160534 has 8 divisors (see below), whose sum is σ = 68105520. Its totient is φ = 19458696.

The previous prime is 42160523. The next prime is 42160537. The reversal of 42160534 is 43506124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42160499 and 42160508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42160537) 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, 810754 + ... + 810805.

It is an arithmetic number, because the mean of its divisors is an integer number (8513190).

Almost surely, 2^42160534 is an apocalyptic number.

42160534 is a deficient number, since it is larger than the sum of its proper divisors (25944986).

42160534 is a wasteful number, since it uses less digits than its factorization.

42160534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621574.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42160534 is about 6493.1143529126. The cubic root of 42160534 is about 348.0449748100.

Adding to 42160534 its reverse (43506124), we get a palindrome (85666658).

The spelling of 42160534 in words is "forty-two million, one hundred sixty thousand, five hundred thirty-four".