2048819 has 2 divisors, whose sum is σ = 2048820. Its totient is φ = 2048818.

The previous prime is 2048797. The next prime is 2048833. The reversal of 2048819 is 9188402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2048819 is a prime.

It is a super-2 number, since 2×2048819² = 8395318589522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2048419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024409 + 1024410.

It is an arithmetic number, because the mean of its divisors is an integer number (1024410).

2^2048819 is an apocalyptic number.

2048819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2048819 is an equidigital number, since it uses as much as digits as its factorization.

2048819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2048819 is about 1431.3696238219. The cubic root of 2048819 is about 127.0090100455.

The spelling of 2048819 in words is "two million, forty-eight thousand, eight hundred nineteen".