3541867784 has 96 divisors (see below), whose sum is σ = 8342611200. Its totient is φ = 1397289600.

The previous prime is 3541867781. The next prime is 3541867811. The reversal of 3541867784 is 4877681453.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3541867781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2440259 + ... + 2441709.

It is an arithmetic number, because the mean of its divisors is an integer number (86902200).

Almost surely, 2^3541867784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3541867784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4171305600).

3541867784 is an abundant number, since it is smaller than the sum of its proper divisors (4800743416).

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

3541867784 is a wasteful number, since it uses less digits than its factorization.

3541867784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963 (or 1952 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 53.

The square root of 3541867784 is about 59513.5932707814. The cubic root of 3541867784 is about 1524.3245646703.

The spelling of 3541867784 in words is "three billion, five hundred forty-one million, eight hundred sixty-seven thousand, seven hundred eighty-four".