3521163304 has 8 divisors (see below), whose sum is σ = 6602181210. Its totient is φ = 1760581648.

The previous prime is 3521163287. The next prime is 3521163307. The reversal of 3521163304 is 4033611253.

It can be written as a sum of positive squares in only one way, i.e., 2460358404 + 1060804900 = 49602^2 + 32570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3521163307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220072699 + ... + 220072714.

Almost surely, 2^3521163304 is an apocalyptic number.

It is an amenable number.

3521163304 is a deficient number, since it is larger than the sum of its proper divisors (3081017906).

3521163304 is a wasteful number, since it uses less digits than its factorization.

3521163304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440145419 (or 440145415 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3521163304 is about 59339.3908293639. The cubic root of 3521163304 is about 1521.3485412192.

Adding to 3521163304 its reverse (4033611253), we get a palindrome (7554774557).

The spelling of 3521163304 in words is "three billion, five hundred twenty-one million, one hundred sixty-three thousand, three hundred four".