8342845 has 16 divisors (see below), whose sum is σ = 11491200. Its totient is φ = 5696064.

The previous prime is 8342839. The next prime is 8342857. The reversal of 8342845 is 5482438.

It is a cyclic number.

It is not a de Polignac number, because 8342845 - 2³ = 8342837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8342845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11874 + ... + 12556.

It is an arithmetic number, because the mean of its divisors is an integer number (718200).

Almost surely, 2^8342845 is an apocalyptic number.

It is an amenable number.

8342845 is a deficient number, since it is larger than the sum of its proper divisors (3148355).

8342845 is a wasteful number, since it uses less digits than its factorization.

8342845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its digits is 30720, while the sum is 34.

The square root of 8342845 is about 2888.3983451041. The cubic root of 8342845 is about 202.8171730274.

The spelling of 8342845 in words is "eight million, three hundred forty-two thousand, eight hundred forty-five".