68924558 has 4 divisors (see below), whose sum is σ = 103386840. Its totient is φ = 34462278.

The previous prime is 68924549. The next prime is 68924593. The reversal of 68924558 is 85542986.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 17231138 + ... + 17231141.

It is an arithmetic number, because the mean of its divisors is an integer number (25846710).

Almost surely, 2^68924558 is an apocalyptic number.

68924558 is a deficient number, since it is larger than the sum of its proper divisors (34462282).

68924558 is a wasteful number, since it uses less digits than its factorization.

68924558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34462281.

The product of its digits is 691200, while the sum is 47.

The square root of 68924558 is about 8302.0815462148. The cubic root of 68924558 is about 410.0070552028.

The spelling of 68924558 in words is "sixty-eight million, nine hundred twenty-four thousand, five hundred fifty-eight".