68612324 has 18 divisors (see below), whose sum is σ = 131980422. Its totient is φ = 31187200.

The previous prime is 68612321. The next prime is 68612329. The reversal of 68612324 is 42321686.

It can be written as a sum of positive squares in only one way, i.e., 49252324 + 19360000 = 7018^2 + 4400^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68612321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70397 + ... + 71364.

Almost surely, 2^68612324 is an apocalyptic number.

It is an amenable number.

68612324 is a deficient number, since it is larger than the sum of its proper divisors (63368098).

68612324 is a wasteful number, since it uses less digits than its factorization.

68612324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141787 (or 141774 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 68612324 is about 8283.2556401454. The cubic root of 68612324 is about 409.3869958919.

The spelling of 68612324 in words is "sixty-eight million, six hundred twelve thousand, three hundred twenty-four".