848634091 has 4 divisors (see below), whose sum is σ = 848786184. Its totient is φ = 848482000.

The previous prime is 848634071. The next prime is 848634133. The reversal of 848634091 is 190436848.

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 848634091 - 2¹⁹ = 848109803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848634001) 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, 67345 + ... + 78946.

It is an arithmetic number, because the mean of its divisors is an integer number (212196546).

Almost surely, 2^848634091 is an apocalyptic number.

848634091 is a deficient number, since it is larger than the sum of its proper divisors (152093).

848634091 is a wasteful number, since it uses less digits than its factorization.

848634091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152092.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 848634091 is about 29131.3249097943. The cubic root of 848634091 is about 946.7605603629.

The spelling of 848634091 in words is "eight hundred forty-eight million, six hundred thirty-four thousand, ninety-one".