928248019 has 2 divisors, whose sum is σ = 928248020. Its totient is φ = 928248018.

The previous prime is 928248011. The next prime is 928248031. The reversal of 928248019 is 910842829.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 928248019 - 2³ = 928248011 is a prime.

It is a super-2 number, since 2×928248019² = 1723288769554848722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (928248011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464124009 + 464124010.

It is an arithmetic number, because the mean of its divisors is an integer number (464124010).

Almost surely, 2^928248019 is an apocalyptic number.

928248019 is a deficient number, since it is larger than the sum of its proper divisors (1).

928248019 is an equidigital number, since it uses as much as digits as its factorization.

928248019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 928248019 is about 30467.1629627703. The cubic root of 928248019 is about 975.4866801933.

The spelling of 928248019 in words is "nine hundred twenty-eight million, two hundred forty-eight thousand, nineteen".