28476271 has 2 divisors, whose sum is σ = 28476272. Its totient is φ = 28476270.

The previous prime is 28476251. The next prime is 28476299. The reversal of 28476271 is 17267482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28476271 - 2⁷ = 28476143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28476271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28476251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14238135 + 14238136.

It is an arithmetic number, because the mean of its divisors is an integer number (14238136).

Almost surely, 2^28476271 is an apocalyptic number.

28476271 is a deficient number, since it is larger than the sum of its proper divisors (1).

28476271 is an equidigital number, since it uses as much as digits as its factorization.

28476271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 37.

The square root of 28476271 is about 5336.3162387550. The cubic root of 28476271 is about 305.3709398845.

The spelling of 28476271 in words is "twenty-eight million, four hundred seventy-six thousand, two hundred seventy-one".