3213011304 has 24 divisors (see below), whose sum is σ = 8701905810. Its totient is φ = 1071003744.

The previous prime is 3213011303. The next prime is 3213011309. The reversal of 3213011304 is 4031103123.

3213011304 is a `hidden beast` number, since 321 + 30 + 11 + 304 = 666.

3213011304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2306880900 + 906130404 = 48030^2 + 30102^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3213011303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22312507 + ... + 22312650.

Almost surely, 2^3213011304 is an apocalyptic number.

It is an amenable number.

3213011304 is an abundant number, since it is smaller than the sum of its proper divisors (5488894506).

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

3213011304 is a wasteful number, since it uses less digits than its factorization.

3213011304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44625169 (or 44625162 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3213011304 is about 56683.4305948396. The cubic root of 3213011304 is about 1475.6071508308.

Adding to 3213011304 its reverse (4031103123), we get a palindrome (7244114427).

It can be divided in two parts, 32130 and 11304, that added together give a palindrome (43434).

The spelling of 3213011304 in words is "three billion, two hundred thirteen million, eleven thousand, three hundred four".