2204532545 has 16 divisors (see below), whose sum is σ = 2802850128. Its totient is φ = 1658818560.

The previous prime is 2204532523. The next prime is 2204532563. The reversal of 2204532545 is 5452354022.

2204532545 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 8 ways, for example, as 3139984 + 2201392561 = 1772^2 + 46919^2 .

It is not a de Polignac number, because 2204532545 - 2¹⁸ = 2204270401 is a prime.

It is a Duffinian number.

It is a Curzon 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, 140537 + ... + 155433.

It is an arithmetic number, because the mean of its divisors is an integer number (175178133).

Almost surely, 2^2204532545 is an apocalyptic number.

It is an amenable number.

2204532545 is a deficient number, since it is larger than the sum of its proper divisors (598317583).

2204532545 is a wasteful number, since it uses less digits than its factorization.

2204532545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16660.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2204532545 is about 46952.4498295882. The cubic root of 2204532545 is about 1301.4840143525.

Adding to 2204532545 its reverse (5452354022), we get a palindrome (7656886567).

The spelling of 2204532545 in words is "two billion, two hundred four million, five hundred thirty-two thousand, five hundred forty-five".