2285545 has 8 divisors (see below), whose sum is σ = 2809800. Its totient is φ = 1783680.

The previous prime is 2285513. The next prime is 2285551. The reversal of 2285545 is 5455822.

It can be written as a sum of positive squares in 4 ways, for example, as 8464 + 2277081 = 92^2 + 1509^2 .

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

It is not a de Polignac number, because 2285545 - 2⁵ = 2285513 is a prime.

2285545 is a lucky number.

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, 5370 + ... + 5779.

It is an arithmetic number, because the mean of its divisors is an integer number (351225).

2^2285545 is an apocalyptic number.

It is an amenable number.

2285545 is a deficient number, since it is larger than the sum of its proper divisors (524255).

2285545 is a wasteful number, since it uses less digits than its factorization.

2285545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11195.

The product of its digits is 16000, while the sum is 31.

The square root of 2285545 is about 1511.8019050127. The cubic root of 2285545 is about 131.7234991172.

The spelling of 2285545 in words is "two million, two hundred eighty-five thousand, five hundred forty-five".