488789387 has 2 divisors, whose sum is σ = 488789388. Its totient is φ = 488789386.

The previous prime is 488789363. The next prime is 488789443. The reversal of 488789387 is 783987884.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-488789387 is a prime.

It is not a weakly prime, because it can be changed into another prime (488785387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244394693 + 244394694.

It is an arithmetic number, because the mean of its divisors is an integer number (244394694).

Almost surely, 2^488789387 is an apocalyptic number.

488789387 is a deficient number, since it is larger than the sum of its proper divisors (1).

488789387 is an equidigital number, since it uses as much as digits as its factorization.

488789387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21676032, while the sum is 62.

The square root of 488789387 is about 22108.5817500807. The cubic root of 488789387 is about 787.7237188184.

The spelling of 488789387 in words is "four hundred eighty-eight million, seven hundred eighty-nine thousand, three hundred eighty-seven".