3225522400 has 36 divisors (see below), whose sum is σ = 7874308512. Its totient is φ = 1290208640.

The previous prime is 3225522359. The next prime is 3225522401. The reversal of 3225522400 is 42255223.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225522401) 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, 2015152 + ... + 2016751.

It is an arithmetic number, because the mean of its divisors is an integer number (218730792).

Almost surely, 2^3225522400 is an apocalyptic number.

It is an amenable number.

3225522400 is an abundant number, since it is smaller than the sum of its proper divisors (4648786112).

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

3225522400 is a wasteful number, since it uses less digits than its factorization.

3225522400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4031923 (or 4031910 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 3225522400 is about 56793.6827472915. The cubic root of 3225522400 is about 1477.5199516699.

Adding to 3225522400 its reverse (42255223), we get a palindrome (3267777623).

It can be divided in two parts, 3225 and 522400, that added together give a square (525625 = 725²).

The spelling of 3225522400 in words is "three billion, two hundred twenty-five million, five hundred twenty-two thousand, four hundred".