42036347 has 2 divisors, whose sum is σ = 42036348. Its totient is φ = 42036346.

The previous prime is 42036317. The next prime is 42036349. The reversal of 42036347 is 74363024.

It is a happy number.

42036347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42036347 - 2⁸ = 42036091 is a prime.

Together with 42036349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42036349) 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 as a sum of consecutive naturals, namely, 21018173 + 21018174.

It is an arithmetic number, because the mean of its divisors is an integer number (21018174).

Almost surely, 2^42036347 is an apocalyptic number.

42036347 is a deficient number, since it is larger than the sum of its proper divisors (1).

42036347 is an equidigital number, since it uses as much as digits as its factorization.

42036347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 42036347 is about 6483.5443239019. The cubic root of 42036347 is about 347.7029079109.

The spelling of 42036347 in words is "forty-two million, thirty-six thousand, three hundred forty-seven".