28673467 has 2 divisors, whose sum is σ = 28673468. Its totient is φ = 28673466.

The previous prime is 28673453. The next prime is 28673471. The reversal of 28673467 is 76437682.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28673467 is a prime.

It is not a weakly prime, because it can be changed into another prime (28674467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14336733 + 14336734.

It is an arithmetic number, because the mean of its divisors is an integer number (14336734).

Almost surely, 2^28673467 is an apocalyptic number.

28673467 is a deficient number, since it is larger than the sum of its proper divisors (1).

28673467 is an equidigital number, since it uses as much as digits as its factorization.

28673467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 43.

The square root of 28673467 is about 5354.7611524698. The cubic root of 28673467 is about 306.0742091509.

The spelling of 28673467 in words is "twenty-eight million, six hundred seventy-three thousand, four hundred sixty-seven".