6423964 has 24 divisors (see below), whose sum is σ = 11793600. Its totient is φ = 3057600.

The previous prime is 6423953. The next prime is 6423997. The reversal of 6423964 is 4693246.

It is a d-powerful number, because it can be written as 6⁷ + 4⁷ + 2⁵ + 3¹³ + 9⁵ + 6⁷ + 4¹¹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8814 + ... + 9514.

It is an arithmetic number, because the mean of its divisors is an integer number (491400).

Almost surely, 2^6423964 is an apocalyptic number.

It is an amenable number.

6423964 is a deficient number, since it is larger than the sum of its proper divisors (5369636).

6423964 is a wasteful number, since it uses less digits than its factorization.

6423964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 811 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 6423964 is about 2534.5540041593. The cubic root of 6423964 is about 185.8949960375.

The spelling of 6423964 in words is "six million, four hundred twenty-three thousand, nine hundred sixty-four".