3652979309 has 4 divisors (see below), whose sum is σ = 4174833504. Its totient is φ = 3131125116.

The previous prime is 3652979299. The next prime is 3652979383. The reversal of 3652979309 is 9039792563.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3652979309 - 2⁸ = 3652979053 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 (3652979389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260927087 + ... + 260927100.

It is an arithmetic number, because the mean of its divisors is an integer number (1043708376).

Almost surely, 2^3652979309 is an apocalyptic number.

It is an amenable number.

3652979309 is a deficient number, since it is larger than the sum of its proper divisors (521854195).

3652979309 is an equidigital number, since it uses as much as digits as its factorization.

3652979309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521854194.

The product of its (nonzero) digits is 2755620, while the sum is 53.

The square root of 3652979309 is about 60439.8817751987. The cubic root of 3652979309 is about 1540.1005316111.

The spelling of 3652979309 in words is "three billion, six hundred fifty-two million, nine hundred seventy-nine thousand, three hundred nine".