2853623 has 4 divisors (see below), whose sum is σ = 2888088. Its totient is φ = 2819160.

The previous prime is 2853611. The next prime is 2853647. The reversal of 2853623 is 3263582.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2853623 - 2¹⁰ = 2852599 is a prime.

It is a super-2 number, since 2×2853623² = 16286328452258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2853673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17108 + ... + 17273.

It is an arithmetic number, because the mean of its divisors is an integer number (722022).

2^2853623 is an apocalyptic number.

2853623 is a deficient number, since it is larger than the sum of its proper divisors (34465).

2853623 is an equidigital number, since it uses as much as digits as its factorization.

2853623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34464.

The product of its digits is 8640, while the sum is 29.

The square root of 2853623 is about 1689.2670008024. The cubic root of 2853623 is about 141.8400466980.

It can be divided in two parts, 285362 and 3, that multiplied together give a triangular number (856086 = T₁₃₀₈).

The spelling of 2853623 in words is "two million, eight hundred fifty-three thousand, six hundred twenty-three".