68922584 has 8 divisors (see below), whose sum is σ = 129229860. Its totient is φ = 34461288.

The previous prime is 68922583. The next prime is 68922587. The reversal of 68922584 is 48522986.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68922583) by changing a digit.

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, 4307654 + ... + 4307669.

Almost surely, 2^68922584 is an apocalyptic number.

It is an amenable number.

68922584 is a deficient number, since it is larger than the sum of its proper divisors (60307276).

68922584 is a wasteful number, since it uses less digits than its factorization.

68922584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8615329 (or 8615325 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 68922584 is about 8301.9626595161. The cubic root of 68922584 is about 410.0031409634.

The spelling of 68922584 in words is "sixty-eight million, nine hundred twenty-two thousand, five hundred eighty-four".