6729634 has 16 divisors (see below), whose sum is σ = 10440576. Its totient is φ = 3250800.

The previous prime is 6729631. The next prime is 6729643. The reversal of 6729634 is 4369276.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 6729593 and 6729602.

It is not an unprimeable number, because it can be changed into a prime (6729631) 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 7 ways as a sum of consecutive naturals, for example, 15399 + ... + 15829.

It is an arithmetic number, because the mean of its divisors is an integer number (652536).

Almost surely, 2^6729634 is an apocalyptic number.

6729634 is a deficient number, since it is larger than the sum of its proper divisors (3710942).

6729634 is a wasteful number, since it uses less digits than its factorization.

6729634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681.

The product of its digits is 54432, while the sum is 37.

The square root of 6729634 is about 2594.1538119395. The cubic root of 6729634 is about 188.7978952473.

The spelling of 6729634 in words is "six million, seven hundred twenty-nine thousand, six hundred thirty-four".