706520746 has 4 divisors (see below), whose sum is σ = 1059781122. Its totient is φ = 353260372.

The previous prime is 706520741. The next prime is 706520747. The reversal of 706520746 is 647025607.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 685863721 + 20657025 = 26189^2 + 4545^2 .

It is not an unprimeable number, because it can be changed into a prime (706520741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176630185 + ... + 176630188.

Almost surely, 2^706520746 is an apocalyptic number.

706520746 is a deficient number, since it is larger than the sum of its proper divisors (353260376).

706520746 is a wasteful number, since it uses less digits than its factorization.

706520746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353260375.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 706520746 is about 26580.4579719763. The cubic root of 706520746 is about 890.6525307603.

The spelling of 706520746 in words is "seven hundred six million, five hundred twenty thousand, seven hundred forty-six".