11858342 has 4 divisors (see below), whose sum is σ = 17787516. Its totient is φ = 5929170.

The previous prime is 11858323. The next prime is 11858359. The reversal of 11858342 is 24385811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24385811 = 883 ⋅27617.

It is a junction number, because it is equal to n+sod(n) for n = 11858299 and 11858308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2964584 + ... + 2964587.

It is an arithmetic number, because the mean of its divisors is an integer number (4446879).

Almost surely, 2^11858342 is an apocalyptic number.

11858342 is a deficient number, since it is larger than the sum of its proper divisors (5929174).

11858342 is an equidigital number, since it uses as much as digits as its factorization.

11858342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5929173.

The product of its digits is 7680, while the sum is 32.

The square root of 11858342 is about 3443.5943431246. The cubic root of 11858342 is about 228.0384027855.

The spelling of 11858342 in words is "eleven million, eight hundred fifty-eight thousand, three hundred forty-two".