28796371 has 2 divisors, whose sum is σ = 28796372. Its totient is φ = 28796370.

The previous prime is 28796363. The next prime is 28796387. The reversal of 28796371 is 17369782.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28796371 - 2³ = 28796363 is a prime.

It is equal to p_1787857 and since 28796371 and 1787857 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (28796321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14398185 + 14398186.

It is an arithmetic number, because the mean of its divisors is an integer number (14398186).

Almost surely, 2^28796371 is an apocalyptic number.

28796371 is a deficient number, since it is larger than the sum of its proper divisors (1).

28796371 is an equidigital number, since it uses as much as digits as its factorization.

28796371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 43.

The square root of 28796371 is about 5366.2250232356. The cubic root of 28796371 is about 306.5108977086.

The spelling of 28796371 in words is "twenty-eight million, seven hundred ninety-six thousand, three hundred seventy-one".