3023623 has 2 divisors, whose sum is σ = 3023624. Its totient is φ = 3023622.

The previous prime is 3023621. The next prime is 3023633. The reversal of 3023623 is 3263203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3023623 - 2¹ = 3023621 is a prime.

It is a super-2 number, since 2×3023623² = 18284592092258, which contains 22 as substring.

Together with 3023621, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3023623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3023621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511811 + 1511812.

It is an arithmetic number, because the mean of its divisors is an integer number (1511812).

Almost surely, 2^3023623 is an apocalyptic number.

3023623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3023623 is an equidigital number, since it uses as much as digits as its factorization.

3023623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 3023623 is about 1738.8568083658. The cubic root of 3023623 is about 144.6025261852.

Adding to 3023623 its reverse (3263203), we get a palindrome (6286826).

It can be divided in two parts, 30 and 23623, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 3023623 in words is "three million, twenty-three thousand, six hundred twenty-three".