68459534 has 24 divisors (see below), whose sum is σ = 121311432. Its totient is φ = 28722720.

The previous prime is 68459533. The next prime is 68459537. The reversal of 68459534 is 43595486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68459533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5489 + ... + 12924.

It is an arithmetic number, because the mean of its divisors is an integer number (5054643).

Almost surely, 2^68459534 is an apocalyptic number.

68459534 is a deficient number, since it is larger than the sum of its proper divisors (52851898).

68459534 is a wasteful number, since it uses less digits than its factorization.

68459534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18452 (or 18439 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 68459534 is about 8274.0276770144. The cubic root of 68459534 is about 409.0828876153.

The spelling of 68459534 in words is "sixty-eight million, four hundred fifty-nine thousand, five hundred thirty-four".