68473558 has 4 divisors (see below), whose sum is σ = 102710340. Its totient is φ = 34236778.

The previous prime is 68473481. The next prime is 68473577. The reversal of 68473558 is 85537486.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85537486 = 2 ⋅42768743.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17118388 + ... + 17118391.

It is an arithmetic number, because the mean of its divisors is an integer number (25677585).

Almost surely, 2^68473558 is an apocalyptic number.

68473558 is a deficient number, since it is larger than the sum of its proper divisors (34236782).

68473558 is a wasteful number, since it uses less digits than its factorization.

68473558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34236781.

The product of its digits is 806400, while the sum is 46.

The square root of 68473558 is about 8274.8751047977. The cubic root of 68473558 is about 409.1108193796.

The spelling of 68473558 in words is "sixty-eight million, four hundred seventy-three thousand, five hundred fifty-eight".