3545223025 has 6 divisors (see below), whose sum is σ = 4396076582. Its totient is φ = 2836178400.

The previous prime is 3545222981. The next prime is 3545223067. The reversal of 3545223025 is 5203225453.

It can be written as a sum of positive squares in 3 ways, for example, as 32171584 + 3513051441 = 5672^2 + 59271^2 .

It is not a de Polignac number, because 3545223025 - 2¹⁹ = 3544698737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70904436 + ... + 70904485.

Almost surely, 2^3545223025 is an apocalyptic number.

It is an amenable number.

3545223025 is a deficient number, since it is larger than the sum of its proper divisors (850853557).

3545223025 is a wasteful number, since it uses less digits than its factorization.

3545223025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141808931 (or 141808926 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 3545223025 is about 59541.7754605957. The cubic root of 3545223025 is about 1524.8057478993.

Adding to 3545223025 its reverse (5203225453), we get a palindrome (8748448478).

The spelling of 3545223025 in words is "three billion, five hundred forty-five million, two hundred twenty-three thousand, twenty-five".