68309122 has 8 divisors (see below), whose sum is σ = 117101376. Its totient is φ = 29275332.

The previous prime is 68309071. The next prime is 68309173. The reversal of 68309122 is 22190386.

It is an interprime number because it is at equal distance from previous prime (68309071) and next prime (68309173).

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

It is a super-2 number, since 2×68309122² = 9332272296821768, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2439598 + ... + 2439625.

It is an arithmetic number, because the mean of its divisors is an integer number (14637672).

Almost surely, 2^68309122 is an apocalyptic number.

68309122 is a deficient number, since it is larger than the sum of its proper divisors (48792254).

68309122 is a wasteful number, since it uses less digits than its factorization.

68309122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879232.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 68309122 is about 8264.9332725679. The cubic root of 68309122 is about 408.7830701422.

The spelling of 68309122 in words is "sixty-eight million, three hundred nine thousand, one hundred twenty-two".