68734265 has 4 divisors (see below), whose sum is σ = 82481124. Its totient is φ = 54987408.

The previous prime is 68734241. The next prime is 68734277. The reversal of 68734265 is 56243786.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16128256 + 52606009 = 4016^2 + 7253^2 .

It is a cyclic number.

It is not a de Polignac number, because 68734265 - 2¹² = 68730169 is a prime.

It is a Duffinian 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, 6873422 + ... + 6873431.

It is an arithmetic number, because the mean of its divisors is an integer number (20620281).

Almost surely, 2^68734265 is an apocalyptic number.

It is an amenable number.

68734265 is a deficient number, since it is larger than the sum of its proper divisors (13746859).

68734265 is a wasteful number, since it uses less digits than its factorization.

68734265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13746858.

The product of its digits is 241920, while the sum is 41.

The square root of 68734265 is about 8290.6130653891. The cubic root of 68734265 is about 409.6293795334.

The spelling of 68734265 in words is "sixty-eight million, seven hundred thirty-four thousand, two hundred sixty-five".