68199441 has 8 divisors (see below), whose sum is σ = 93150624. Its totient is φ = 44357280.

The previous prime is 68199433. The next prime is 68199449. The reversal of 68199441 is 14499186.

It is an interprime number because it is at equal distance from previous prime (68199433) and next prime (68199449).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68199441 - 2³ = 68199433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68199393 and 68199402.

It is not an unprimeable number, because it can be changed into a prime (68199449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277111 + ... + 277356.

It is an arithmetic number, because the mean of its divisors is an integer number (11643828).

Almost surely, 2^68199441 is an apocalyptic number.

It is an amenable number.

68199441 is a deficient number, since it is larger than the sum of its proper divisors (24951183).

68199441 is a wasteful number, since it uses less digits than its factorization.

68199441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554511.

The product of its digits is 62208, while the sum is 42.

The square root of 68199441 is about 8258.2952841370. The cubic root of 68199441 is about 408.5641645116.

The spelling of 68199441 in words is "sixty-eight million, one hundred ninety-nine thousand, four hundred forty-one".