28350667 has 2 divisors, whose sum is σ = 28350668. Its totient is φ = 28350666.

The previous prime is 28350629. The next prime is 28350689. The reversal of 28350667 is 76605382.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28350667 is a prime.

It is not a weakly prime, because it can be changed into another prime (28350607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14175333 + 14175334.

It is an arithmetic number, because the mean of its divisors is an integer number (14175334).

Almost surely, 2^28350667 is an apocalyptic number.

28350667 is a deficient number, since it is larger than the sum of its proper divisors (1).

28350667 is an equidigital number, since it uses as much as digits as its factorization.

28350667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 28350667 is about 5324.5344397421. The cubic root of 28350667 is about 304.9212983356.

The spelling of 28350667 in words is "twenty-eight million, three hundred fifty thousand, six hundred sixty-seven".