6634944 has 42 divisors (see below), whose sum is σ = 19019520. Its totient is φ = 2211456.

The previous prime is 6634931. The next prime is 6634949. The reversal of 6634944 is 4494366.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 6634899 and 6634908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6634949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5184 + ... + 6335.

Almost surely, 2^6634944 is an apocalyptic number.

6634944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6634944 is an abundant number, since it is smaller than the sum of its proper divisors (12384576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6634944 is a wasteful number, since it uses less digits than its factorization.

6634944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11537 (or 11524 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 6634944 is about 2575.8385042545. The cubic root of 6634944 is about 187.9082093026.

The spelling of 6634944 in words is "six million, six hundred thirty-four thousand, nine hundred forty-four".