3504221325 has 48 divisors (see below), whose sum is σ = 7022616000. Its totient is φ = 1699012800.

The previous prime is 3504221257. The next prime is 3504221363. The reversal of 3504221325 is 5231224053.

It is a happy number.

3504221325 is a `hidden beast` number, since 3 + 504 + 22 + 132 + 5 = 666.

3504221325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3504221325 - 2¹⁵ = 3504188557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228550 + ... + 243399.

It is an arithmetic number, because the mean of its divisors is an integer number (146304500).

Almost surely, 2^3504221325 is an apocalyptic number.

It is an amenable number.

3504221325 is an abundant number, since it is smaller than the sum of its proper divisors (3518394675).

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

3504221325 is a wasteful number, since it uses less digits than its factorization.

3504221325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471979 (or 471968 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3504221325 is about 59196.4637879663. The cubic root of 3504221325 is about 1518.9046420801.

Adding to 3504221325 its reverse (5231224053), we get a palindrome (8735445378).

The spelling of 3504221325 in words is "three billion, five hundred four million, two hundred twenty-one thousand, three hundred twenty-five".