68082304 has 32 divisors (see below), whose sum is σ = 138951540. Its totient is φ = 33208320.

The previous prime is 68082269. The next prime is 68082307. The reversal of 68082304 is 40328086.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43560000 + 24522304 = 6600^2 + 4952^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (68082307) 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, 1239 + ... + 11734.

Almost surely, 2^68082304 is an apocalyptic number.

68082304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

68082304 is an abundant number, since it is smaller than the sum of its proper divisors (70869236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68082304 is a wasteful number, since it uses less digits than its factorization.

68082304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13028 (or 13016 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 68082304 is about 8251.2001551289. The cubic root of 68082304 is about 408.3301185734.

It can be divided in two parts, 68082 and 304, that added together give a palindrome (68386).

The spelling of 68082304 in words is "sixty-eight million, eighty-two thousand, three hundred four".