3540385827 has 54 divisors (see below), whose sum is σ = 5846087884. Its totient is φ = 2139504840.

The previous prime is 3540385799. The next prime is 3540385867. The reversal of 3540385827 is 7285830453.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3540385827 is a `hidden beast` number, since 3 + 540 + 3 + 85 + 8 + 27 = 666.

It is not a de Polignac number, because 3540385827 - 2⁶ = 3540385763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3540385867) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 10202668 + ... + 10203014.

Almost surely, 2^3540385827 is an apocalyptic number.

3540385827 is a deficient number, since it is larger than the sum of its proper divisors (2305702057).

3540385827 is an frugal number, since it uses more digits than its factorization.

3540385827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The square root of 3540385827 is about 59501.1413924136. The cubic root of 3540385827 is about 1524.1119368770. Note that the first 3 decimals are identical.

The spelling of 3540385827 in words is "three billion, five hundred forty million, three hundred eighty-five thousand, eight hundred twenty-seven".