42914390 has 16 divisors (see below), whose sum is σ = 77956560. Its totient is φ = 17007840.

The previous prime is 42914381. The next prime is 42914423. The reversal of 42914390 is 9341924.

It is a happy number.

42914390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 18596 + ... + 20775.

It is an arithmetic number, because the mean of its divisors is an integer number (4872285).

Almost surely, 2^42914390 is an apocalyptic number.

42914390 is a deficient number, since it is larger than the sum of its proper divisors (35042170).

42914390 is a wasteful number, since it uses less digits than its factorization.

42914390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39487.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 42914390 is about 6550.9075707111. The cubic root of 42914390 is about 350.1071508664.

The spelling of 42914390 in words is "forty-two million, nine hundred fourteen thousand, three hundred ninety".