28606071 has 8 divisors (see below), whose sum is σ = 41075440. Its totient is φ = 17603712.

The previous prime is 28606057. The next prime is 28606073. The reversal of 28606071 is 17060682.

It is a happy number.

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

It is not a de Polignac number, because 28606071 - 2⁶ = 28606007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28606073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366706 + ... + 366783.

It is an arithmetic number, because the mean of its divisors is an integer number (5134430).

Almost surely, 2^28606071 is an apocalyptic number.

28606071 is a deficient number, since it is larger than the sum of its proper divisors (12469369).

28606071 is a wasteful number, since it uses less digits than its factorization.

28606071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733505.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 28606071 is about 5348.4643590474. The cubic root of 28606071 is about 305.8342153792.

The spelling of 28606071 in words is "twenty-eight million, six hundred six thousand, seventy-one".