42341091 has 24 divisors (see below), whose sum is σ = 63806976. Its totient is φ = 24916320.

The previous prime is 42341081. The next prime is 42341093. The reversal of 42341091 is 19014324.

It is not a de Polignac number, because 42341091 - 2⁵ = 42341059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42341093) 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 23 ways as a sum of consecutive naturals, for example, 9846 + ... + 13476.

It is an arithmetic number, because the mean of its divisors is an integer number (2658624).

Almost surely, 2^42341091 is an apocalyptic number.

42341091 is a deficient number, since it is larger than the sum of its proper divisors (21465885).

42341091 is a wasteful number, since it uses less digits than its factorization.

42341091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 42341091 is about 6507.0032272929. The cubic root of 42341091 is about 348.5411138470.

It can be divided in two parts, 423 and 41091, that added together give a palindrome (41514).

The spelling of 42341091 in words is "forty-two million, three hundred forty-one thousand, ninety-one".