68045332 has 6 divisors (see below), whose sum is σ = 119079338. Its totient is φ = 34022664.

The previous prime is 68045311. The next prime is 68045353. The reversal of 68045332 is 23354086.

It is an interprime number because it is at equal distance from previous prime (68045311) and next prime (68045353).

It can be written as a sum of positive squares in only one way, i.e., 67963536 + 81796 = 8244^2 + 286^2 .

It is a junction number, because it is equal to n+sod(n) for n = 68045294 and 68045303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8505663 + ... + 8505670.

Almost surely, 2^68045332 is an apocalyptic number.

It is an amenable number.

68045332 is a deficient number, since it is larger than the sum of its proper divisors (51034006).

68045332 is a wasteful number, since it uses less digits than its factorization.

68045332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17011337 (or 17011335 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 68045332 is about 8248.9594495306. The cubic root of 68045332 is about 408.2561908230.

The spelling of 68045332 in words is "sixty-eight million, forty-five thousand, three hundred thirty-two".