3549685260 has 384 divisors, whose sum is σ = 12134707200. Its totient is φ = 765434880.

The previous prime is 3549685253. The next prime is 3549685267. The reversal of 3549685260 is 625869453.

3549685260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3549685253) and next prime (3549685267).

It is a super-2 number, since 2×3549685260² = 25200530890122535200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3549685267) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15637267 + ... + 15637493.

It is an arithmetic number, because the mean of its divisors is an integer number (31600800).

Almost surely, 2^3549685260 is an apocalyptic number.

3549685260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3549685260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6067353600).

3549685260 is an abundant number, since it is smaller than the sum of its proper divisors (8585021940).

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

3549685260 is a wasteful number, since it uses less digits than its factorization.

3549685260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 3549685260 is about 59579.2351411127. The cubic root of 3549685260 is about 1525.4452176742.

The spelling of 3549685260 in words is "three billion, five hundred forty-nine million, six hundred eighty-five thousand, two hundred sixty".