67424422 has 8 divisors (see below), whose sum is σ = 108916416. Its totient is φ = 31118952.

The previous prime is 67424419. The next prime is 67424443. The reversal of 67424422 is 22442476.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1296598 + ... + 1296649.

It is an arithmetic number, because the mean of its divisors is an integer number (13614552).

Almost surely, 2^67424422 is an apocalyptic number.

67424422 is a deficient number, since it is larger than the sum of its proper divisors (41491994).

67424422 is a wasteful number, since it uses less digits than its factorization.

67424422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593262.

The product of its digits is 21504, while the sum is 31.

The square root of 67424422 is about 8211.2375437567. The cubic root of 67424422 is about 407.0106225860.

Adding to 67424422 its reverse (22442476), we get a palindrome (89866898).

The spelling of 67424422 in words is "sixty-seven million, four hundred twenty-four thousand, four hundred twenty-two".