706568477 has 2 divisors, whose sum is σ = 706568478. Its totient is φ = 706568476.

The previous prime is 706568453. The next prime is 706568491. The reversal of 706568477 is 774865607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 594335641 + 112232836 = 24379^2 + 10594^2 .

It is a cyclic number.

It is not a de Polignac number, because 706568477 - 2⁶ = 706568413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706568417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353284238 + 353284239.

It is an arithmetic number, because the mean of its divisors is an integer number (353284239).

Almost surely, 2^706568477 is an apocalyptic number.

It is an amenable number.

706568477 is a deficient number, since it is larger than the sum of its proper divisors (1).

706568477 is an equidigital number, since it uses as much as digits as its factorization.

706568477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The square root of 706568477 is about 26581.3558156840. The cubic root of 706568477 is about 890.6725871559.

The spelling of 706568477 in words is "seven hundred six million, five hundred sixty-eight thousand, four hundred seventy-seven".