3545543225 has 18 divisors (see below), whose sum is σ = 5114266974. Its totient is φ = 2431228800.

The previous prime is 3545543207. The next prime is 3545543249. The reversal of 3545543225 is 5223455453.

3545543225 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 3 ways, for example, as 57577744 + 3487965481 = 7588^2 + 59059^2 .

It is not a de Polignac number, because 3545543225 - 2¹⁰ = 3545542201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1445936 + ... + 1448385.

It is an arithmetic number, because the mean of its divisors is an integer number (284125943).

Almost surely, 2^3545543225 is an apocalyptic number.

3545543225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3545543225 is a deficient number, since it is larger than the sum of its proper divisors (1568723749).

3545543225 is a wasteful number, since it uses less digits than its factorization.

3545543225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894345 (or 2894333 counting only the distinct ones).

The product of its digits is 360000, while the sum is 38.

The square root of 3545543225 is about 59544.4642683096. The cubic root of 3545543225 is about 1524.8516526843.

Adding to 3545543225 its reverse (5223455453), we get a palindrome (8768998678).

The spelling of 3545543225 in words is "three billion, five hundred forty-five million, five hundred forty-three thousand, two hundred twenty-five".