3564545 has 4 divisors (see below), whose sum is σ = 4277460. Its totient is φ = 2851632.

The previous prime is 3564529. The next prime is 3564551. The reversal of 3564545 is 5454653.

It is a Cunningham number, because it is equal to 1888²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5454653 = 19 ⋅287087.

It can be written as a sum of positive squares in 2 ways, for example, as 1281424 + 2283121 = 1132^2 + 1511^2 .

It is a cyclic number.

It is not a de Polignac number, because 3564545 - 2⁴ = 3564529 is a prime.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356450 + ... + 356459.

It is an arithmetic number, because the mean of its divisors is an integer number (1069365).

Almost surely, 2^3564545 is an apocalyptic number.

It is an amenable number.

3564545 is a deficient number, since it is larger than the sum of its proper divisors (712915).

3564545 is an equidigital number, since it uses as much as digits as its factorization.

3564545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712914.

The product of its digits is 36000, while the sum is 32.

The square root of 3564545 is about 1888.0002648305. Note that the first 3 decimals coincide. The cubic root of 3564545 is about 152.7570867357.

The spelling of 3564545 in words is "three million, five hundred sixty-four thousand, five hundred forty-five".