712237266 has 64 divisors (see below), whose sum is σ = 1709635200. Its totient is φ = 218490048.

The previous prime is 712237223. The next prime is 712237271. The reversal of 712237266 is 662732217.

It is a happy number.

712237266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 712237266.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264720 + ... + 267396.

It is an arithmetic number, because the mean of its divisors is an integer number (26713050).

Almost surely, 2^712237266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 712237266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854817600).

712237266 is an abundant number, since it is smaller than the sum of its proper divisors (997397934).

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

712237266 is a wasteful number, since it uses less digits than its factorization.

712237266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080 (or 3074 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 712237266 is about 26687.7737175659. The cubic root of 712237266 is about 893.0481965103.

The spelling of 712237266 in words is "seven hundred twelve million, two hundred thirty-seven thousand, two hundred sixty-six".