28480063 has 2 divisors, whose sum is σ = 28480064. Its totient is φ = 28480062.

The previous prime is 28480057. The next prime is 28480079. The reversal of 28480063 is 36008482.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28480063 - 2⁹ = 28479551 is a prime.

It is a super-2 number, since 2×28480063² = 1622227976967938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28480033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14240031 + 14240032.

It is an arithmetic number, because the mean of its divisors is an integer number (14240032).

Almost surely, 2^28480063 is an apocalyptic number.

28480063 is a deficient number, since it is larger than the sum of its proper divisors (1).

28480063 is an equidigital number, since it uses as much as digits as its factorization.

28480063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 28480063 is about 5336.6715282093. The cubic root of 28480063 is about 305.3844940375.

The spelling of 28480063 in words is "twenty-eight million, four hundred eighty thousand, sixty-three".