3540863684 has 24 divisors (see below), whose sum is σ = 6220887288. Its totient is φ = 1763481600.

The previous prime is 3540863633. The next prime is 3540863699. The reversal of 3540863684 is 4863680453.

It can be written as a sum of positive squares in 4 ways, for example, as 1642518784 + 1898344900 = 40528^2 + 43570^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1655864 + ... + 1658000.

It is an arithmetic number, because the mean of its divisors is an integer number (259203637).

Almost surely, 2^3540863684 is an apocalyptic number.

It is an amenable number.

3540863684 is a deficient number, since it is larger than the sum of its proper divisors (2680023604).

3540863684 is a wasteful number, since it uses less digits than its factorization.

3540863684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575 (or 3573 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 47.

The square root of 3540863684 is about 59505.1567849376. The cubic root of 3540863684 is about 1524.1805051846.

The spelling of 3540863684 in words is "three billion, five hundred forty million, eight hundred sixty-three thousand, six hundred eighty-four".