68534936 has 16 divisors (see below), whose sum is σ = 130928400. Its totient is φ = 33620704.

The previous prime is 68534933. The next prime is 68534941. The reversal of 68534936 is 63943586.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68534933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80396 + ... + 81243.

It is an arithmetic number, because the mean of its divisors is an integer number (8183025).

Almost surely, 2^68534936 is an apocalyptic number.

It is an amenable number.

68534936 is a deficient number, since it is larger than the sum of its proper divisors (62393464).

68534936 is a wasteful number, since it uses less digits than its factorization.

68534936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161698 (or 161694 counting only the distinct ones).

The product of its digits is 466560, while the sum is 44.

The square root of 68534936 is about 8278.5829705331. The cubic root of 68534936 is about 409.2330218062.

The spelling of 68534936 in words is "sixty-eight million, five hundred thirty-four thousand, nine hundred thirty-six".