28846967 has 4 divisors (see below), whose sum is σ = 29841720. Its totient is φ = 27852216.

The previous prime is 28846897. The next prime is 28846969. The reversal of 28846967 is 76964882.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28846967 - 2¹² = 28842871 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 (28846969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497333 + ... + 497390.

It is an arithmetic number, because the mean of its divisors is an integer number (7460430).

Almost surely, 2^28846967 is an apocalyptic number.

28846967 is a deficient number, since it is larger than the sum of its proper divisors (994753).

28846967 is an equidigital number, since it uses as much as digits as its factorization.

28846967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994752.

The product of its digits is 1161216, while the sum is 50.

The square root of 28846967 is about 5370.9372552656. The cubic root of 28846967 is about 306.6903086426.

The spelling of 28846967 in words is "twenty-eight million, eight hundred forty-six thousand, nine hundred sixty-seven".