73906783 has 2 divisors, whose sum is σ = 73906784. Its totient is φ = 73906782.

The previous prime is 73906771. The next prime is 73906787. The reversal of 73906783 is 38760937.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73906783 - 2²¹ = 71809631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73906787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36953391 + 36953392.

It is an arithmetic number, because the mean of its divisors is an integer number (36953392).

Almost surely, 2^73906783 is an apocalyptic number.

73906783 is a deficient number, since it is larger than the sum of its proper divisors (1).

73906783 is an equidigital number, since it uses as much as digits as its factorization.

73906783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 73906783 is about 8596.9054316074. The cubic root of 73906783 is about 419.6572846721.

The spelling of 73906783 in words is "seventy-three million, nine hundred six thousand, seven hundred eighty-three".