3990224899 has 4 divisors (see below), whose sum is σ = 3990590136. Its totient is φ = 3989859664.

The previous prime is 3990224891. The next prime is 3990224911. The reversal of 3990224899 is 9984220993.

3990224899 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3990224899 - 2³ = 3990224891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3990224891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165709 + ... + 188254.

It is an arithmetic number, because the mean of its divisors is an integer number (997647534).

Almost surely, 2^3990224899 is an apocalyptic number.

3990224899 is a deficient number, since it is larger than the sum of its proper divisors (365237).

3990224899 is a wasteful number, since it uses less digits than its factorization.

3990224899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365236.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The square root of 3990224899 is about 63168.2269736930. The cubic root of 3990224899 is about 1586.1069133995.

The spelling of 3990224899 in words is "three billion, nine hundred ninety million, two hundred twenty-four thousand, eight hundred ninety-nine".