28547167 has 6 divisors (see below), whose sum is σ = 31378424. Its totient is φ = 25951860.

The previous prime is 28547137. The next prime is 28547179. The reversal of 28547167 is 76174582.

It is not a de Polignac number, because 28547167 - 2⁷ = 28547039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28547137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117843 + ... + 118084.

Almost surely, 2^28547167 is an apocalyptic number.

28547167 is a deficient number, since it is larger than the sum of its proper divisors (2831257).

28547167 is a wasteful number, since it uses less digits than its factorization.

28547167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235949 (or 235938 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 28547167 is about 5342.9548940638. The cubic root of 28547167 is about 305.6241523027.

The spelling of 28547167 in words is "twenty-eight million, five hundred forty-seven thousand, one hundred sixty-seven".