42204041 has 4 divisors (see below), whose sum is σ = 46040784. Its totient is φ = 38367300.

The previous prime is 42204017. The next prime is 42204049. The reversal of 42204041 is 14040224.

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 42204041 - 2⁶ = 42203977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42204049) 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, 1918355 + ... + 1918376.

It is an arithmetic number, because the mean of its divisors is an integer number (11510196).

Almost surely, 2^42204041 is an apocalyptic number.

It is an amenable number.

42204041 is a deficient number, since it is larger than the sum of its proper divisors (3836743).

42204041 is a wasteful number, since it uses less digits than its factorization.

42204041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836742.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 42204041 is about 6496.4637303690. The cubic root of 42204041 is about 348.1646537736.

Adding to 42204041 its reverse (14040224), we get a palindrome (56244265).

The spelling of 42204041 in words is "forty-two million, two hundred four thousand, forty-one".