8442693 has 24 divisors (see below), whose sum is σ = 14758848. Its totient is φ = 4540032.

The previous prime is 8442689. The next prime is 8442713. The reversal of 8442693 is 3962448.

It is a happy number.

It is not a de Polignac number, because 8442693 - 2² = 8442689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8442653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2871 + ... + 5012.

It is an arithmetic number, because the mean of its divisors is an integer number (614952).

Almost surely, 2^8442693 is an apocalyptic number.

It is an amenable number.

8442693 is a deficient number, since it is larger than the sum of its proper divisors (6316155).

8442693 is a wasteful number, since it uses less digits than its factorization.

8442693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7913 (or 7910 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 8442693 is about 2905.6312567151. The cubic root of 8442693 is about 203.6230785181.

The spelling of 8442693 in words is "eight million, four hundred forty-two thousand, six hundred ninety-three".