3540405252 has 24 divisors (see below), whose sum is σ = 8271709600. Its totient is φ = 1178597376.

The previous prime is 3540405181. The next prime is 3540405293. The reversal of 3540405252 is 2525040453.

It is a super-3 number, since 3×3540405252³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182602 + ... + 201057.

Almost surely, 2^3540405252 is an apocalyptic number.

It is an amenable number.

3540405252 is an abundant number, since it is smaller than the sum of its proper divisors (4731304348).

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

3540405252 is a wasteful number, since it uses less digits than its factorization.

3540405252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384435 (or 384433 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 3540405252 is about 59501.3046243526. The cubic root of 3540405252 is about 1524.1147243152.

The spelling of 3540405252 in words is "three billion, five hundred forty million, four hundred five thousand, two hundred fifty-two".