3228975545 has 8 divisors (see below), whose sum is σ = 3877490760. Its totient is φ = 2581367040.

The previous prime is 3228975523. The next prime is 3228975587. The reversal of 3228975545 is 5455798223.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 275161744 + 2953813801 = 16588^2 + 54349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3228975545 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3228975493 and 3228975502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218816 + ... + 233105.

It is an arithmetic number, because the mean of its divisors is an integer number (484686345).

Almost surely, 2^3228975545 is an apocalyptic number.

It is an amenable number.

3228975545 is a deficient number, since it is larger than the sum of its proper divisors (648515215).

3228975545 is a wasteful number, since it uses less digits than its factorization.

3228975545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453355.

The product of its digits is 3024000, while the sum is 50.

The square root of 3228975545 is about 56824.0753994291. The cubic root of 3228975545 is about 1478.0470260855.

The spelling of 3228975545 in words is "three billion, two hundred twenty-eight million, nine hundred seventy-five thousand, five hundred forty-five".