42185341 has 4 divisors (see below), whose sum is σ = 46020384. Its totient is φ = 38350300.

The previous prime is 42185333. The next prime is 42185371. The reversal of 42185341 is 14358124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42185341 - 2³ = 42185333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42185371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1917505 + ... + 1917526.

It is an arithmetic number, because the mean of its divisors is an integer number (11505096).

Almost surely, 2^42185341 is an apocalyptic number.

It is an amenable number.

42185341 is a deficient number, since it is larger than the sum of its proper divisors (3835043).

42185341 is a wasteful number, since it uses less digits than its factorization.

42185341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835042.

The product of its digits is 3840, while the sum is 28.

The square root of 42185341 is about 6495.0243263594. The cubic root of 42185341 is about 348.1132239365.

It can be divided in two parts, 4218 and 5341, that added together give a palindrome (9559).

The spelling of 42185341 in words is "forty-two million, one hundred eighty-five thousand, three hundred forty-one".