4534623 has 12 divisors (see below), whose sum is σ = 6792968. Its totient is φ = 3022920.

The previous prime is 4534619. The next prime is 4534633. The reversal of 4534623 is 3264354.

4534623 is a `hidden beast` number, since 4 + 5 + 34 + 623 = 666.

It is not a de Polignac number, because 4534623 - 2² = 4534619 is a prime.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁹ + 5⁷ + 3 + 4¹¹ + 6 + 2⁵ + 3² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4534603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9088 + ... + 9573.

Almost surely, 2^4534623 is an apocalyptic number.

4534623 is a deficient number, since it is larger than the sum of its proper divisors (2258345).

4534623 is an equidigital number, since it uses as much as digits as its factorization.

4534623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18676 (or 18664 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 4534623 is about 2129.4654258757. The cubic root of 4534623 is about 165.5186982765.

Adding to 4534623 its reverse (3264354), we get a palindrome (7798977).

It can be divided in two parts, 45346 and 23, that added together give a square (45369 = 213²).

The spelling of 4534623 in words is "four million, five hundred thirty-four thousand, six hundred twenty-three".