848921819 has 4 divisors (see below), whose sum is σ = 850763760. Its totient is φ = 847079880.

The previous prime is 848921813. The next prime is 848921833. The reversal of 848921819 is 918129848.

It is a happy number.

848921819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 848921819 - 2⁴ = 848921803 is a prime.

It is a super-2 number, since 2×848921819² = 1441336509548537522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848921813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920279 + ... + 921200.

It is an arithmetic number, because the mean of its divisors is an integer number (212690940).

Almost surely, 2^848921819 is an apocalyptic number.

848921819 is a deficient number, since it is larger than the sum of its proper divisors (1841941).

848921819 is a wasteful number, since it uses less digits than its factorization.

848921819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841940.

The product of its digits is 331776, while the sum is 50.

The square root of 848921819 is about 29136.2629552934. The cubic root of 848921819 is about 946.8675474788.

The spelling of 848921819 in words is "eight hundred forty-eight million, nine hundred twenty-one thousand, eight hundred nineteen".