711422220 has 24 divisors (see below), whose sum is σ = 1991982384. Its totient is φ = 189712576.

The previous prime is 711422213. The next prime is 711422251. The reversal of 711422220 is 22224117.

It is a super-2 number, since 2×711422220² = 1012243150219456800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5928459 + ... + 5928578.

It is an arithmetic number, because the mean of its divisors is an integer number (82999266).

Almost surely, 2^711422220 is an apocalyptic number.

It is an amenable number.

711422220 is an abundant number, since it is smaller than the sum of its proper divisors (1280560164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

711422220 is a wasteful number, since it uses less digits than its factorization.

711422220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11857049 (or 11857047 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 711422220 is about 26672.4993204611. The cubic root of 711422220 is about 892.7074143867.

Adding to 711422220 its reverse (22224117), we get a palindrome (733646337).

The spelling of 711422220 in words is "seven hundred eleven million, four hundred twenty-two thousand, two hundred twenty".