28414597 has 2 divisors, whose sum is σ = 28414598. Its totient is φ = 28414596.

The previous prime is 28414571. The next prime is 28414609. The reversal of 28414597 is 79541482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23512801 + 4901796 = 4849^2 + 2214^2 .

It is a cyclic number.

It is not a de Polignac number, because 28414597 - 2²³ = 20025989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28414567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14207298 + 14207299.

It is an arithmetic number, because the mean of its divisors is an integer number (14207299).

Almost surely, 2^28414597 is an apocalyptic number.

It is an amenable number.

28414597 is a deficient number, since it is larger than the sum of its proper divisors (1).

28414597 is an equidigital number, since it uses as much as digits as its factorization.

28414597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 28414597 is about 5330.5344009771. The cubic root of 28414597 is about 305.1503227463.

The spelling of 28414597 in words is "twenty-eight million, four hundred fourteen thousand, five hundred ninety-seven".