3238520464 has 45 divisors (see below), whose sum is σ = 6449993641. Its totient is φ = 1575213440.

The previous prime is 3238520429. The next prime is 3238520471. The reversal of 3238520464 is 4640258323.

The square root of 3238520464 is 56908.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 156050064 + 3082470400 = 12492^2 + 55520^2 .

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 9332739 + ... + 9333085.

Almost surely, 2^3238520464 is an apocalyptic number.

3238520464 is the 56908-th square number.

It is an amenable number.

3238520464 is a deficient number, since it is larger than the sum of its proper divisors (3211473177).

3238520464 is an frugal number, since it uses more digits than its factorization.

3238520464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The cubic root of 3238520464 is about 1479.5019726785.

Adding to 3238520464 its reverse (4640258323), we get a palindrome (7878778787).

The spelling of 3238520464 in words is "three billion, two hundred thirty-eight million, five hundred twenty thousand, four hundred sixty-four".