766004573 has 2 divisors, whose sum is σ = 766004574. Its totient is φ = 766004572.

The previous prime is 766004563. The next prime is 766004621. The reversal of 766004573 is 375400667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733434724 + 32569849 = 27082^2 + 5707^2 .

It is a cyclic number.

It is not a de Polignac number, because 766004573 - 2¹⁴ = 765988189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766004563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383002286 + 383002287.

It is an arithmetic number, because the mean of its divisors is an integer number (383002287).

Almost surely, 2^766004573 is an apocalyptic number.

It is an amenable number.

766004573 is a deficient number, since it is larger than the sum of its proper divisors (1).

766004573 is an equidigital number, since it uses as much as digits as its factorization.

766004573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 766004573 is about 27676.7876206759. The cubic root of 766004573 is about 914.9775833341.

The spelling of 766004573 in words is "seven hundred sixty-six million, four thousand, five hundred seventy-three".