6745546 has 4 divisors (see below), whose sum is σ = 10118322. Its totient is φ = 3372772.

The previous prime is 6745523. The next prime is 6745553. The reversal of 6745546 is 6455476.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6630625 + 114921 = 2575^2 + 339^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1686385 + ... + 1686388.

Almost surely, 2^6745546 is an apocalyptic number.

6745546 is a deficient number, since it is larger than the sum of its proper divisors (3372776).

6745546 is a wasteful number, since it uses less digits than its factorization.

6745546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372775.

The product of its digits is 100800, while the sum is 37.

The square root of 6745546 is about 2597.2188972052. The cubic root of 6745546 is about 188.9465802761.

The spelling of 6745546 in words is "six million, seven hundred forty-five thousand, five hundred forty-six".