6434623 has 8 divisors (see below), whose sum is σ = 6953408. Its totient is φ = 5919264.

The previous prime is 6434621. The next prime is 6434627. The reversal of 6434623 is 3264346.

6434623 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6434623 - 2¹ = 6434621 is a prime.

It is a Duffinian number.

6434623 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6434591 and 6434600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6434621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4186 + ... + 5512.

It is an arithmetic number, because the mean of its divisors is an integer number (869176).

Almost surely, 2^6434623 is an apocalyptic number.

6434623 is a deficient number, since it is larger than the sum of its proper divisors (518785).

6434623 is a wasteful number, since it uses less digits than its factorization.

6434623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713.

The product of its digits is 10368, while the sum is 28.

The square root of 6434623 is about 2536.6558694470. The cubic root of 6434623 is about 185.9977550120.

Adding to 6434623 its reverse (3264346), we get a palindrome (9698969).

The spelling of 6434623 in words is "six million, four hundred thirty-four thousand, six hundred twenty-three".