39029427 has 12 divisors (see below), whose sum is σ = 56904120. Its totient is φ = 25775808.

The previous prime is 39029387. The next prime is 39029429. The reversal of 39029427 is 72492093.

39029427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39029427 - 2⁷ = 39029299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39029391 and 39029400.

It is not an unprimeable number, because it can be changed into a prime (39029429) 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 11 ways as a sum of consecutive naturals, for example, 19302 + ... + 21227.

It is an arithmetic number, because the mean of its divisors is an integer number (4742010).

Almost surely, 2^39029427 is an apocalyptic number.

39029427 is a deficient number, since it is larger than the sum of its proper divisors (17874693).

39029427 is a wasteful number, since it uses less digits than its factorization.

39029427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40642 (or 40639 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 39029427 is about 6247.3535997252. The cubic root of 39029427 is about 339.2064161735.

The spelling of 39029427 in words is "thirty-nine million, twenty-nine thousand, four hundred twenty-seven".