1064749266 has 96 divisors (see below), whose sum is σ = 2752813440. Its totient is φ = 298831680.

The previous prime is 1064749261. The next prime is 1064749319. The reversal of 1064749266 is 6629474601.

It is a super-2 number, since 2×1064749266² = 2267381998895077512, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1064749261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1406160 + ... + 1406916.

It is an arithmetic number, because the mean of its divisors is an integer number (28675140).

Almost surely, 2^1064749266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1064749266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376406720).

1064749266 is an abundant number, since it is smaller than the sum of its proper divisors (1688064174).

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

1064749266 is an equidigital number, since it uses as much as digits as its factorization.

1064749266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 830 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 1064749266 is about 32630.4959508739. The cubic root of 1064749266 is about 1021.1333250678.

The spelling of 1064749266 in words is "one billion, sixty-four million, seven hundred forty-nine thousand, two hundred sixty-six".