68084584 has 16 divisors (see below), whose sum is σ = 129823200. Its totient is φ = 33465072.

The previous prime is 68084557. The next prime is 68084593. The reversal of 68084584 is 48548086.

It is a self number, because there is not a number n which added to its sum of digits gives 68084584.

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, 71652 + ... + 72595.

It is an arithmetic number, because the mean of its divisors is an integer number (8113950).

Almost surely, 2^68084584 is an apocalyptic number.

It is an amenable number.

68084584 is a deficient number, since it is larger than the sum of its proper divisors (61738616).

68084584 is a wasteful number, since it uses less digits than its factorization.

68084584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144312 (or 144308 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 43.

The square root of 68084584 is about 8251.3383156916. The cubic root of 68084584 is about 408.3346766951.

It can be divided in two parts, 680 and 84584, that added together give a square (85264 = 292²).

The spelling of 68084584 in words is "sixty-eight million, eighty-four thousand, five hundred eighty-four".