6745136 has 20 divisors (see below), whose sum is σ = 13284864. Its totient is φ = 3316800.

The previous prime is 6745129. The next prime is 6745147. The reversal of 6745136 is 6315476.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2480 + ... + 4431.

Almost surely, 2^6745136 is an apocalyptic number.

It is an amenable number.

6745136 is a deficient number, since it is larger than the sum of its proper divisors (6539728).

6745136 is a wasteful number, since it uses less digits than its factorization.

6745136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6980 (or 6974 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 6745136 is about 2597.1399654235. The cubic root of 6745136 is about 188.9427520874.

The spelling of 6745136 in words is "six million, seven hundred forty-five thousand, one hundred thirty-six".