706530130 has 16 divisors (see below), whose sum is σ = 1272179160. Its totient is φ = 282517632.

The previous prime is 706530109. The next prime is 706530131. The reversal of 706530130 is 31035607.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 609645481 + 96884649 = 24691^2 + 9843^2 .

It is a junction number, because it is equal to n+sod(n) for n = 706530095 and 706530104.

It is not an unprimeable number, because it can be changed into a prime (706530131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25126 + ... + 45214.

Almost surely, 2^706530130 is an apocalyptic number.

706530130 is a deficient number, since it is larger than the sum of its proper divisors (565649030).

706530130 is a wasteful number, since it uses less digits than its factorization.

706530130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23613.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 706530130 is about 26580.6344920508. The cubic root of 706530130 is about 890.6564739549.

Adding to 706530130 its reverse (31035607), we get a palindrome (737565737).

The spelling of 706530130 in words is "seven hundred six million, five hundred thirty thousand, one hundred thirty".