28944299 has 2 divisors, whose sum is σ = 28944300. Its totient is φ = 28944298.

The previous prime is 28944283. The next prime is 28944361. The reversal of 28944299 is 99244982.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28944299 - 2⁴ = 28944283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (28944229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14472149 + 14472150.

It is an arithmetic number, because the mean of its divisors is an integer number (14472150).

Almost surely, 2^28944299 is an apocalyptic number.

28944299 is a deficient number, since it is larger than the sum of its proper divisors (1).

28944299 is an equidigital number, since it uses as much as digits as its factorization.

28944299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 47.

The square root of 28944299 is about 5379.9906133747. The cubic root of 28944299 is about 307.0348540608.

The spelling of 28944299 in words is "twenty-eight million, nine hundred forty-four thousand, two hundred ninety-nine".