3540435642 has 96 divisors (see below), whose sum is σ = 8442470400. Its totient is φ = 1108861488.

The previous prime is 3540435611. The next prime is 3540435643. The reversal of 3540435642 is 2465340453.

3540435642 is a `hidden beast` number, since 3 + 5 + 4 + 0 + 4 + 3 + 5 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3540435597 and 3540435606.

It is not an unprimeable number, because it can be changed into a prime (3540435643) 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, 1171209 + ... + 1174227.

It is an arithmetic number, because the mean of its divisors is an integer number (87942400).

Almost surely, 2^3540435642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3540435642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4221235200).

3540435642 is an abundant number, since it is smaller than the sum of its proper divisors (4902034758).

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

3540435642 is a wasteful number, since it uses less digits than its factorization.

3540435642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3182 (or 3170 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The square root of 3540435642 is about 59501.5599963564. The cubic root of 3540435642 is about 1524.1190851826.

The spelling of 3540435642 in words is "three billion, five hundred forty million, four hundred thirty-five thousand, six hundred forty-two".