3563823 has 4 divisors (see below), whose sum is σ = 4751768. Its totient is φ = 2375880.

The previous prime is 3563801. The next prime is 3563831. The reversal of 3563823 is 3283653.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3283653 = 3 ⋅1094551.

It is not a de Polignac number, because 3563823 - 2⁹ = 3563311 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3563893) 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, 593968 + ... + 593973.

It is an arithmetic number, because the mean of its divisors is an integer number (1187942).

Almost surely, 2^3563823 is an apocalyptic number.

3563823 is a deficient number, since it is larger than the sum of its proper divisors (1187945).

3563823 is a wasteful number, since it uses less digits than its factorization.

3563823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187944.

The product of its digits is 12960, while the sum is 30.

The square root of 3563823 is about 1887.8090475469. The cubic root of 3563823 is about 152.7467723698.

The spelling of 3563823 in words is "three million, five hundred sixty-three thousand, eight hundred twenty-three".