3546039849 has 16 divisors (see below), whose sum is σ = 5277828864. Its totient is φ = 2099134800.

The previous prime is 3546039841. The next prime is 3546039853. The reversal of 3546039849 is 9489306453.

It is not a de Polignac number, because 3546039849 - 2³ = 3546039841 is a prime.

It is a super-2 number, since 2×3546039849² = 25148797221391885602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3546039841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1248067 + ... + 1250904.

It is an arithmetic number, because the mean of its divisors is an integer number (329864304).

Almost surely, 2^3546039849 is an apocalyptic number.

It is an amenable number.

3546039849 is a deficient number, since it is larger than the sum of its proper divisors (1731789015).

3546039849 is a wasteful number, since it uses less digits than its factorization.

3546039849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499028.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The square root of 3546039849 is about 59548.6343168338. The cubic root of 3546039849 is about 1524.9228446497.

The spelling of 3546039849 in words is "three billion, five hundred forty-six million, thirty-nine thousand, eight hundred forty-nine".