3242687369 has 4 divisors (see below), whose sum is σ = 3249721860. Its totient is φ = 3235652880.

The previous prime is 3242687347. The next prime is 3242687381. The reversal of 3242687369 is 9637862423.

3242687369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1981585225 + 1261102144 = 44515^2 + 35512^2 .

It is a cyclic number.

It is not a de Polignac number, because 3242687369 - 2¹² = 3242683273 is a prime.

It is a super-3 number, since 3×3242687369³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3242687069) 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, 3516554 + ... + 3517475.

It is an arithmetic number, because the mean of its divisors is an integer number (812430465).

Almost surely, 2^3242687369 is an apocalyptic number.

It is an amenable number.

3242687369 is a deficient number, since it is larger than the sum of its proper divisors (7034491).

3242687369 is an equidigital number, since it uses as much as digits as its factorization.

3242687369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7034490.

The product of its digits is 2612736, while the sum is 50.

The square root of 3242687369 is about 56944.5991205487. The cubic root of 3242687369 is about 1480.1362440011.

The spelling of 3242687369 in words is "three billion, two hundred forty-two million, six hundred eighty-seven thousand, three hundred sixty-nine".