3520036849 has 16 divisors (see below), whose sum is σ = 4163656320. Its totient is φ = 2911708800.

The previous prime is 3520036811. The next prime is 3520036853. The reversal of 3520036849 is 9486300253.

It is not a de Polignac number, because 3520036849 - 2⁷ = 3520036721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3520036879) 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, 694374 + ... + 699424.

It is an arithmetic number, because the mean of its divisors is an integer number (260228520).

Almost surely, 2^3520036849 is an apocalyptic number.

It is an amenable number.

3520036849 is a deficient number, since it is larger than the sum of its proper divisors (643619471).

3520036849 is a wasteful number, since it uses less digits than its factorization.

3520036849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8520.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 3520036849 is about 59329.8984408367. The cubic root of 3520036849 is about 1521.1862924298.

The spelling of 3520036849 in words is "three billion, five hundred twenty million, thirty-six thousand, eight hundred forty-nine".