3264745440 has 96 divisors (see below), whose sum is σ = 11218870656. Its totient is φ = 791452160.

The previous prime is 3264745427. The next prime is 3264745447. The reversal of 3264745440 is 445474623.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3264745447) 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 15 ways as a sum of consecutive naturals, for example, 303882 + ... + 314441.

It is an arithmetic number, because the mean of its divisors is an integer number (116863236).

Almost surely, 2^3264745440 is an apocalyptic number.

3264745440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3264745440 is an abundant number, since it is smaller than the sum of its proper divisors (7954125216).

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

3264745440 is a wasteful number, since it uses less digits than its factorization.

3264745440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618352 (or 618344 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The square root of 3264745440 is about 57137.9509608106. The cubic root of 3264745440 is about 1483.4848244330.

It can be divided in two parts, 32647 and 45440, that added together give a palindrome (78087).

The spelling of 3264745440 in words is "three billion, two hundred sixty-four million, seven hundred forty-five thousand, four hundred forty".