42141845 has 8 divisors (see below), whose sum is σ = 51646464. Its totient is φ = 32995984.

The previous prime is 42141823. The next prime is 42141863. The reversal of 42141845 is 54814124.

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 42141845 - 2¹⁰ = 42140821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89429 + ... + 89898.

It is an arithmetic number, because the mean of its divisors is an integer number (6455808).

Almost surely, 2^42141845 is an apocalyptic number.

It is an amenable number.

42141845 is a deficient number, since it is larger than the sum of its proper divisors (9504619).

42141845 is a wasteful number, since it uses less digits than its factorization.

42141845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179379.

The product of its digits is 5120, while the sum is 29.

The square root of 42141845 is about 6491.6750534820. The cubic root of 42141845 is about 347.9935398677.

Adding to 42141845 its reverse (54814124), we get a palindrome (96955969).

The spelling of 42141845 in words is "forty-two million, one hundred forty-one thousand, eight hundred forty-five".