857341607 has 4 divisors (see below), whose sum is σ = 859545960. Its totient is φ = 855137256.

The previous prime is 857341601. The next prime is 857341627. The reversal of 857341607 is 706143758.

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 857341607 - 2¹⁴ = 857325223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (857341601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101593 + ... + 1102370.

It is an arithmetic number, because the mean of its divisors is an integer number (214886490).

Almost surely, 2^857341607 is an apocalyptic number.

857341607 is a deficient number, since it is larger than the sum of its proper divisors (2204353).

857341607 is a wasteful number, since it uses less digits than its factorization.

857341607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204352.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 857341607 is about 29280.3962917171. The cubic root of 857341607 is about 949.9876663219.

The spelling of 857341607 in words is "eight hundred fifty-seven million, three hundred forty-one thousand, six hundred seven".