42691214 has 16 divisors (see below), whose sum is σ = 67768080. Its totient is φ = 20113920.

The previous prime is 42691211. The next prime is 42691237. The reversal of 42691214 is 41219624.

42691214 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 not an unprimeable number, because it can be changed into a prime (42691211) 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, 4424 + ... + 10244.

It is an arithmetic number, because the mean of its divisors is an integer number (4235505).

Almost surely, 2^42691214 is an apocalyptic number.

42691214 is a deficient number, since it is larger than the sum of its proper divisors (25076866).

42691214 is a wasteful number, since it uses less digits than its factorization.

42691214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6035.

The product of its digits is 3456, while the sum is 29.

The square root of 42691214 is about 6533.8513910251. The cubic root of 42691214 is about 349.4991857686.

The spelling of 42691214 in words is "forty-two million, six hundred ninety-one thousand, two hundred fourteen".