8123342 has 4 divisors (see below), whose sum is σ = 12185016. Its totient is φ = 4061670.

The previous prime is 8123341. The next prime is 8123351. The reversal of 8123342 is 2433218.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8123341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2030834 + ... + 2030837.

It is an arithmetic number, because the mean of its divisors is an integer number (3046254).

Almost surely, 2^8123342 is an apocalyptic number.

8123342 is a deficient number, since it is larger than the sum of its proper divisors (4061674).

8123342 is a wasteful number, since it uses less digits than its factorization.

8123342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4061673.

The product of its digits is 1152, while the sum is 23.

The square root of 8123342 is about 2850.1477154702. The cubic root of 8123342 is about 201.0226124078.

The spelling of 8123342 in words is "eight million, one hundred twenty-three thousand, three hundred forty-two".