67839422 has 12 divisors (see below), whose sum is σ = 118373040. Its totient is φ = 29073996.

The previous prime is 67839419. The next prime is 67839479. The reversal of 67839422 is 22493876.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 67839422.

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 in 5 ways as a sum of consecutive naturals, for example, 346022 + ... + 346217.

It is an arithmetic number, because the mean of its divisors is an integer number (9864420).

Almost surely, 2^67839422 is an apocalyptic number.

67839422 is a deficient number, since it is larger than the sum of its proper divisors (50533618).

67839422 is a wasteful number, since it uses less digits than its factorization.

67839422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692255 (or 692248 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 67839422 is about 8236.4690250131. The cubic root of 67839422 is about 407.8439706790.

The spelling of 67839422 in words is "sixty-seven million, eight hundred thirty-nine thousand, four hundred twenty-two".