68348536 has 8 divisors (see below), whose sum is σ = 128153520. Its totient is φ = 34174264.

The previous prime is 68348507. The next prime is 68348549. The reversal of 68348536 is 63584386.

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

It is a junction number, because it is equal to n+sod(n) for n = 68348492 and 68348501.

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, 4271776 + ... + 4271791.

It is an arithmetic number, because the mean of its divisors is an integer number (16019190).

Almost surely, 2^68348536 is an apocalyptic number.

It is an amenable number.

68348536 is a deficient number, since it is larger than the sum of its proper divisors (59804984).

68348536 is a wasteful number, since it uses less digits than its factorization.

68348536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8543573 (or 8543569 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 68348536 is about 8267.3173399840. The cubic root of 68348536 is about 408.8616769111.

The spelling of 68348536 in words is "sixty-eight million, three hundred forty-eight thousand, five hundred thirty-six".