28954273 has 2 divisors, whose sum is σ = 28954274. Its totient is φ = 28954272.

The previous prime is 28954253. The next prime is 28954283. The reversal of 28954273 is 37245982.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23882769 + 5071504 = 4887^2 + 2252^2 .

It is a cyclic number.

It is not a de Polignac number, because 28954273 - 2⁹ = 28953761 is a prime.

It is not a weakly prime, because it can be changed into another prime (28954243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14477136 + 14477137.

It is an arithmetic number, because the mean of its divisors is an integer number (14477137).

Almost surely, 2^28954273 is an apocalyptic number.

It is an amenable number.

28954273 is a deficient number, since it is larger than the sum of its proper divisors (1).

28954273 is an equidigital number, since it uses as much as digits as its factorization.

28954273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 28954273 is about 5380.9174868232. The cubic root of 28954273 is about 307.0701173544.

The spelling of 28954273 in words is "twenty-eight million, nine hundred fifty-four thousand, two hundred seventy-three".