3504667649 has 8 divisors (see below), whose sum is σ = 4014102528. Its totient is φ = 2997424800.

The previous prime is 3504667637. The next prime is 3504667679. The reversal of 3504667649 is 9467664053.

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

It is a cyclic number.

It is not a de Polignac number, because 3504667649 - 2²⁰ = 3503619073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3504667597 and 3504667606.

It is not an unprimeable number, because it can be changed into a prime (3504667679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544577 + ... + 550974.

It is an arithmetic number, because the mean of its divisors is an integer number (501762816).

Almost surely, 2^3504667649 is an apocalyptic number.

It is an amenable number.

3504667649 is a deficient number, since it is larger than the sum of its proper divisors (509434879).

3504667649 is a wasteful number, since it uses less digits than its factorization.

3504667649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096015.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The square root of 3504667649 is about 59200.2335214989. The cubic root of 3504667649 is about 1518.9691257178.

The spelling of 3504667649 in words is "three billion, five hundred four million, six hundred sixty-seven thousand, six hundred forty-nine".