711213966 has 128 divisors (see below), whose sum is σ = 1751040000. Its totient is φ = 213101280.

The previous prime is 711213959. The next prime is 711213973. The reversal of 711213966 is 669312117.

It is an interprime number because it is at equal distance from previous prime (711213959) and next prime (711213973).

It is a self number, because there is not a number n which added to its sum of digits gives 711213966.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1876365 + ... + 1876743.

It is an arithmetic number, because the mean of its divisors is an integer number (13680000).

Almost surely, 2^711213966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 711213966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875520000).

711213966 is an abundant number, since it is smaller than the sum of its proper divisors (1039826034).

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

711213966 is a wasteful number, since it uses less digits than its factorization.

711213966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 493 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 711213966 is about 26668.5951261029. The cubic root of 711213966 is about 892.6202987339.

The spelling of 711213966 in words is "seven hundred eleven million, two hundred thirteen thousand, nine hundred sixty-six".