42561353 has 8 divisors (see below), whose sum is σ = 45165600. Its totient is φ = 39968320.

The previous prime is 42561341. The next prime is 42561377. The reversal of 42561353 is 35316524.

42561353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42561353 - 2⁶ = 42561289 is a prime.

It is a super-2 number, since 2×42561353² = 3622937538381218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42569353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5798 + ... + 10896.

It is an arithmetic number, because the mean of its divisors is an integer number (5645700).

Almost surely, 2^42561353 is an apocalyptic number.

It is an amenable number.

42561353 is a deficient number, since it is larger than the sum of its proper divisors (2604247).

42561353 is a wasteful number, since it uses less digits than its factorization.

42561353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607.

The product of its digits is 10800, while the sum is 29.

The square root of 42561353 is about 6523.9062684867. The cubic root of 42561353 is about 349.1444491445.

Adding to 42561353 its reverse (35316524), we get a palindrome (77877877).

The spelling of 42561353 in words is "forty-two million, five hundred sixty-one thousand, three hundred fifty-three".