68832479 has 2 divisors, whose sum is σ = 68832480. Its totient is φ = 68832478.

The previous prime is 68832451. The next prime is 68832571. The reversal of 68832479 is 97423886.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68832479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68837479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34416239 + 34416240.

It is an arithmetic number, because the mean of its divisors is an integer number (34416240).

Almost surely, 2^68832479 is an apocalyptic number.

68832479 is a deficient number, since it is larger than the sum of its proper divisors (1).

68832479 is an equidigital number, since it uses as much as digits as its factorization.

68832479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 68832479 is about 8296.5341558991. The cubic root of 68832479 is about 409.8243923748.

The spelling of 68832479 in words is "sixty-eight million, eight hundred thirty-two thousand, four hundred seventy-nine".