761648387 has 2 divisors, whose sum is σ = 761648388. Its totient is φ = 761648386.

The previous prime is 761648359. The next prime is 761648443. The reversal of 761648387 is 783846167.

761648387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 761648387 - 2⁶ = 761648323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (761648317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380824193 + 380824194.

It is an arithmetic number, because the mean of its divisors is an integer number (380824194).

Almost surely, 2^761648387 is an apocalyptic number.

761648387 is a deficient number, since it is larger than the sum of its proper divisors (1).

761648387 is an equidigital number, since it uses as much as digits as its factorization.

761648387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 50.

The square root of 761648387 is about 27597.9779512920. The cubic root of 761648387 is about 913.2398251573.

The spelling of 761648387 in words is "seven hundred sixty-one million, six hundred forty-eight thousand, three hundred eighty-seven".