848784457 has 4 divisors (see below), whose sum is σ = 854890960. Its totient is φ = 842677956.

The previous prime is 848784451. The next prime is 848784467. The reversal of 848784457 is 754487848.

848784457 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 848784457 - 2¹⁵ = 848751689 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 848784398 and 848784407.

It is not an unprimeable number, because it can be changed into a prime (848784451) 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, 3053043 + ... + 3053320.

It is an arithmetic number, because the mean of its divisors is an integer number (213722740).

Almost surely, 2^848784457 is an apocalyptic number.

It is an amenable number.

848784457 is a deficient number, since it is larger than the sum of its proper divisors (6106503).

848784457 is a wasteful number, since it uses less digits than its factorization.

848784457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106502.

The product of its digits is 8028160, while the sum is 55.

The square root of 848784457 is about 29133.9056255765. The cubic root of 848784457 is about 946.8164746030.

The spelling of 848784457 in words is "eight hundred forty-eight million, seven hundred eighty-four thousand, four hundred fifty-seven".