3243760 has 40 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 1197312.

The previous prime is 3243739. The next prime is 3243763. The reversal of 3243760 is 673423.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520 + ... + 2599.

It is an arithmetic number, because the mean of its divisors is an integer number (203112).

Almost surely, 2^3243760 is an apocalyptic number.

It is an amenable number.

3243760 is an abundant number, since it is smaller than the sum of its proper divisors (4880720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3243760 is a wasteful number, since it uses less digits than its factorization.

3243760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145 (or 3139 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 3243760 is about 1801.0441416023. The cubic root of 3243760 is about 148.0299428095.

The spelling of 3243760 in words is "three million, two hundred forty-three thousand, seven hundred sixty".