4615623 has 10 divisors (see below), whose sum is σ = 6895064. Its totient is φ = 3077028.

The previous prime is 4615609. The next prime is 4615627. The reversal of 4615623 is 3265164.

It is not a de Polignac number, because 4615623 - 2⁴ = 4615607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4615627) 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 9 ways as a sum of consecutive naturals, for example, 28411 + ... + 28572.

Almost surely, 2^4615623 is an apocalyptic number.

4615623 is a deficient number, since it is larger than the sum of its proper divisors (2279441).

4615623 is an equidigital number, since it uses as much as digits as its factorization.

4615623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56995 (or 56986 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4615623 is about 2148.4001024018. The cubic root of 4615623 is about 166.4984173212.

It can be divided in two parts, 461 and 5623, that added together give a square (6084 = 78²).

The spelling of 4615623 in words is "four million, six hundred fifteen thousand, six hundred twenty-three".