42039094 has 8 divisors (see below), whose sum is σ = 63922680. Its totient is φ = 20731536.

The previous prime is 42039091. The next prime is 42039097. The reversal of 42039094 is 49093024.

42039094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42039091) and next prime (42039097).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42039091) 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 3 ways as a sum of consecutive naturals, for example, 143824 + ... + 144115.

It is an arithmetic number, because the mean of its divisors is an integer number (7990335).

Almost surely, 2^42039094 is an apocalyptic number.

42039094 is a deficient number, since it is larger than the sum of its proper divisors (21883586).

42039094 is a wasteful number, since it uses less digits than its factorization.

42039094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288014.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 42039094 is about 6483.7561644467. The cubic root of 42039094 is about 347.7104816667.

The spelling of 42039094 in words is "forty-two million, thirty-nine thousand, ninety-four".