2001526266 has 48 divisors (see below), whose sum is σ = 4141440288. Its totient is φ = 644704800.

The previous prime is 2001526249. The next prime is 2001526283. The reversal of 2001526266 is 6626251002.

It is an interprime number because it is at equal distance from previous prime (2001526249) and next prime (2001526283).

It is a super-2 number, since 2×2001526266² = 8012214786975805512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1273261 + ... + 1274831.

It is an arithmetic number, because the mean of its divisors is an integer number (86280006).

Almost surely, 2^2001526266 is an apocalyptic number.

2001526266 is an abundant number, since it is smaller than the sum of its proper divisors (2139914022).

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

2001526266 is a wasteful number, since it uses less digits than its factorization.

2001526266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755 (or 1696 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2001526266 is about 44738.4204683178. The cubic root of 2001526266 is about 1260.2414641793.

Adding to 2001526266 its reverse (6626251002), we get a palindrome (8627777268).

The spelling of 2001526266 in words is "two billion, one million, five hundred twenty-six thousand, two hundred sixty-six".