3649537834 has 8 divisors (see below), whose sum is σ = 5712320160. Its totient is φ = 1745431116.

The previous prime is 3649537831. The next prime is 3649537847. The reversal of 3649537834 is 4387359463.

3649537834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3649537831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39668844 + ... + 39668935.

It is an arithmetic number, because the mean of its divisors is an integer number (714040020).

Almost surely, 2^3649537834 is an apocalyptic number.

3649537834 is a deficient number, since it is larger than the sum of its proper divisors (2062782326).

3649537834 is a wasteful number, since it uses less digits than its factorization.

3649537834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79337804.

The product of its digits is 6531840, while the sum is 52.

The square root of 3649537834 is about 60411.4048338557. The cubic root of 3649537834 is about 1539.6167362989.

The spelling of 3649537834 in words is "three billion, six hundred forty-nine million, five hundred thirty-seven thousand, eight hundred thirty-four".