3204213440 has 56 divisors (see below), whose sum is σ = 7701424272. Its totient is φ = 1269693440.

The previous prime is 3204213433. The next prime is 3204213449. The reversal of 3204213440 is 443124023.

It is not an unprimeable number, because it can be changed into a prime (3204213449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12551 + ... + 81030.

Almost surely, 2^3204213440 is an apocalyptic number.

It is an amenable number.

3204213440 is an abundant number, since it is smaller than the sum of its proper divisors (4497210832).

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

3204213440 is a wasteful number, since it uses less digits than its factorization.

3204213440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93705 (or 93695 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3204213440 is about 56605.7721438371. The cubic root of 3204213440 is about 1474.2590843668.

Adding to 3204213440 its reverse (443124023), we get a palindrome (3647337463).

The spelling of 3204213440 in words is "three billion, two hundred four million, two hundred thirteen thousand, four hundred forty".