6701649 has 8 divisors (see below), whose sum is σ = 9048960. Its totient is φ = 4411056.

The previous prime is 6701641. The next prime is 6701693. The reversal of 6701649 is 9461076.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6701649 - 2³ = 6701641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6701641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13902 + ... + 14375.

It is an arithmetic number, because the mean of its divisors is an integer number (1131120).

Almost surely, 2^6701649 is an apocalyptic number.

It is an amenable number.

6701649 is a deficient number, since it is larger than the sum of its proper divisors (2347311).

6701649 is a wasteful number, since it uses less digits than its factorization.

6701649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28359.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 6701649 is about 2588.7543336516. The cubic root of 6701649 is about 188.5358280065.

The spelling of 6701649 in words is "six million, seven hundred one thousand, six hundred forty-nine".