71106730 has 8 divisors (see below), whose sum is σ = 127992132. Its totient is φ = 28442688.

The previous prime is 71106703. The next prime is 71106757. The reversal of 71106730 is 3760117.

It is an interprime number because it is at equal distance from previous prime (71106703) and next prime (71106757).

It can be written as a sum of positive squares in 2 ways, for example, as 69372241 + 1734489 = 8329^2 + 1317^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 71106695 and 71106704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3555327 + ... + 3555346.

Almost surely, 2^71106730 is an apocalyptic number.

71106730 is a deficient number, since it is larger than the sum of its proper divisors (56885402).

71106730 is a wasteful number, since it uses less digits than its factorization.

71106730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7110680.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 71106730 is about 8432.4806551809. The cubic root of 71106730 is about 414.2891590790.

Adding to 71106730 its reverse (3760117), we get a palindrome (74866847).

The spelling of 71106730 in words is "seventy-one million, one hundred six thousand, seven hundred thirty".