3561572245 has 16 divisors (see below), whose sum is σ = 5328482688. Its totient is φ = 2220200640.

The previous prime is 3561572171. The next prime is 3561572293. The reversal of 3561572245 is 5422751653.

It is not a de Polignac number, because 3561572245 - 2¹⁵ = 3561539477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3561572198 and 3561572207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4625034 + ... + 4625803.

It is an arithmetic number, because the mean of its divisors is an integer number (333030168).

Almost surely, 2^3561572245 is an apocalyptic number.

3561572245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3561572245 is a deficient number, since it is larger than the sum of its proper divisors (1766910443).

3561572245 is a wasteful number, since it uses less digits than its factorization.

3561572245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9250860.

The product of its digits is 252000, while the sum is 40.

The square root of 3561572245 is about 59678.9095493542. The cubic root of 3561572245 is about 1527.1460953397.

The spelling of 3561572245 in words is "three billion, five hundred sixty-one million, five hundred seventy-two thousand, two hundred forty-five".