42367091 has 8 divisors (see below), whose sum is σ = 45715824. Its totient is φ = 39031200.

The previous prime is 42367051. The next prime is 42367097. The reversal of 42367091 is 19076324.

42367091 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 not a de Polignac number, because 42367091 - 2¹⁸ = 42104947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42367097) 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, 4316 + ... + 10166.

It is an arithmetic number, because the mean of its divisors is an integer number (5714478).

Almost surely, 2^42367091 is an apocalyptic number.

42367091 is a deficient number, since it is larger than the sum of its proper divisors (3348733).

42367091 is a wasteful number, since it uses less digits than its factorization.

42367091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 42367091 is about 6509.0007681671. Note that the first 3 decimals coincide. The cubic root of 42367091 is about 348.6124410494.

The spelling of 42367091 in words is "forty-two million, three hundred sixty-seven thousand, ninety-one".