266413602 has 64 divisors (see below), whose sum is σ = 657941760. Its totient is φ = 70032384.

The previous prime is 266413601. The next prime is 266413603. The reversal of 266413602 is 206314662.

It is an interprime number because it is at equal distance from previous prime (266413601) and next prime (266413603).

It is a super-2 number, since 2×266413602² = 141952414661228808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266413602.

It is not an unprimeable number, because it can be changed into a prime (266413601) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 222718 + ... + 223910.

It is an arithmetic number, because the mean of its divisors is an integer number (10280340).

Almost surely, 2^266413602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266413602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328970880).

266413602 is an abundant number, since it is smaller than the sum of its proper divisors (391528158).

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

266413602 is a wasteful number, since it uses less digits than its factorization.

266413602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 266413602 is about 16322.1812880509. The cubic root of 266413602 is about 643.4559159208.

The spelling of 266413602 in words is "two hundred sixty-six million, four hundred thirteen thousand, six hundred two".