67793783 has 2 divisors, whose sum is σ = 67793784. Its totient is φ = 67793782.

The previous prime is 67793669. The next prime is 67793801. The reversal of 67793783 is 38739776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67793783 - 2⁸ = 67793527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67793983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33896891 + 33896892.

It is an arithmetic number, because the mean of its divisors is an integer number (33896892).

Almost surely, 2^67793783 is an apocalyptic number.

67793783 is a deficient number, since it is larger than the sum of its proper divisors (1).

67793783 is an equidigital number, since it uses as much as digits as its factorization.

67793783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1333584, while the sum is 50.

The square root of 67793783 is about 8233.6980148655. The cubic root of 67793783 is about 407.7524910934.

The spelling of 67793783 in words is "sixty-seven million, seven hundred ninety-three thousand, seven hundred eighty-three".