3538993999 has 4 divisors (see below), whose sum is σ = 3541572936. Its totient is φ = 3536415064.

The previous prime is 3538993967. The next prime is 3538994059. The reversal of 3538993999 is 9993998353.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3538993999 - 2⁵ = 3538993967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3538993949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287409 + ... + 1290154.

It is an arithmetic number, because the mean of its divisors is an integer number (885393234).

Almost surely, 2^3538993999 is an apocalyptic number.

3538993999 is a deficient number, since it is larger than the sum of its proper divisors (2578937).

3538993999 is a wasteful number, since it uses less digits than its factorization.

3538993999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2578936.

The product of its digits is 63772920, while the sum is 67.

The square root of 3538993999 is about 59489.4444334455. Note that the first 4 decimals coincide. The cubic root of 3538993999 is about 1523.9121865470.

The spelling of 3538993999 in words is "three billion, five hundred thirty-eight million, nine hundred ninety-three thousand, nine hundred ninety-nine".