68236384 has 12 divisors (see below), whose sum is σ = 134340444. Its totient is φ = 34118176.

The previous prime is 68236381. The next prime is 68236393. The reversal of 68236384 is 48363286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68236381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066162 + ... + 1066225.

It is an arithmetic number, because the mean of its divisors is an integer number (11195037).

Almost surely, 2^68236384 is an apocalyptic number.

It is an amenable number.

68236384 is a deficient number, since it is larger than the sum of its proper divisors (66104060).

68236384 is a wasteful number, since it uses less digits than its factorization.

68236384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132397 (or 2132389 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 68236384 is about 8260.5317020153. The cubic root of 68236384 is about 408.6379229920.

The spelling of 68236384 in words is "sixty-eight million, two hundred thirty-six thousand, three hundred eighty-four".