68552735 has 4 divisors (see below), whose sum is σ = 82263288. Its totient is φ = 54842184.

The previous prime is 68552717. The next prime is 68552761. The reversal of 68552735 is 53725586.

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

It is a cyclic number.

It is not a de Polignac number, because 68552735 - 2²⁰ = 67504159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68552692 and 68552701.

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, 6855269 + ... + 6855278.

It is an arithmetic number, because the mean of its divisors is an integer number (20565822).

Almost surely, 2^68552735 is an apocalyptic number.

68552735 is a deficient number, since it is larger than the sum of its proper divisors (13710553).

68552735 is a wasteful number, since it uses less digits than its factorization.

68552735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13710552.

The product of its digits is 252000, while the sum is 41.

The square root of 68552735 is about 8279.6579035610. The cubic root of 68552735 is about 409.2684456280.

The spelling of 68552735 in words is "sixty-eight million, five hundred fifty-two thousand, seven hundred thirty-five".