3699450839 has 16 divisors (see below), whose sum is σ = 4281818112. Its totient is φ = 3130770048.

The previous prime is 3699450829. The next prime is 3699450889. The reversal of 3699450839 is 9380549963.

3699450839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3699450839 - 2⁴ = 3699450823 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 (3699450829) 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, 199142 + ... + 216924.

It is an arithmetic number, because the mean of its divisors is an integer number (267613632).

Almost surely, 2^3699450839 is an apocalyptic number.

3699450839 is a deficient number, since it is larger than the sum of its proper divisors (582367273).

3699450839 is a wasteful number, since it uses less digits than its factorization.

3699450839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18166.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The square root of 3699450839 is about 60823.1110598595. Note that the first 3 decimals coincide. The cubic root of 3699450839 is about 1546.6038495769.

The spelling of 3699450839 in words is "three billion, six hundred ninety-nine million, four hundred fifty thousand, eight hundred thirty-nine".