6123623 has 4 divisors (see below), whose sum is σ = 6680328. Its totient is φ = 5566920.

The previous prime is 6123619. The next prime is 6123629. The reversal of 6123623 is 3263216.

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 6123623 - 2² = 6123619 is a prime.

It is a super-2 number, since 2×6123623² = 74997517292258, 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 (6123629) 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, 278336 + ... + 278357.

It is an arithmetic number, because the mean of its divisors is an integer number (1670082).

Almost surely, 2^6123623 is an apocalyptic number.

6123623 is a deficient number, since it is larger than the sum of its proper divisors (556705).

6123623 is a wasteful number, since it uses less digits than its factorization.

6123623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556704.

The product of its digits is 1296, while the sum is 23.

The square root of 6123623 is about 2474.5955225046. The cubic root of 6123623 is about 182.9515732791.

Adding to 6123623 its reverse (3263216), we get a palindrome (9386839).

The spelling of 6123623 in words is "six million, one hundred twenty-three thousand, six hundred twenty-three".