3623623 has 4 divisors (see below), whose sum is σ = 3814360. Its totient is φ = 3432888.

The previous prime is 3623597. The next prime is 3623639. The reversal of 3623623 is 3263263.

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 3623623 - 2¹³ = 3615431 is a prime.

It is a super-2 number, since 2×3623623² = 26261287292258, 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 (3623423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95340 + ... + 95377.

It is an arithmetic number, because the mean of its divisors is an integer number (953590).

Almost surely, 2^3623623 is an apocalyptic number.

3623623 is a deficient number, since it is larger than the sum of its proper divisors (190737).

3623623 is a wasteful number, since it uses less digits than its factorization.

3623623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190736.

The product of its digits is 3888, while the sum is 25.

The square root of 3623623 is about 1903.5816242021. The cubic root of 3623623 is about 153.5963878771.

Adding to 3623623 its reverse (3263263), we get a palindrome (6886886).

The spelling of 3623623 in words is "three million, six hundred twenty-three thousand, six hundred twenty-three".