6701663 has 4 divisors (see below), whose sum is σ = 6754560. Its totient is φ = 6648768.

The previous prime is 6701641. The next prime is 6701693. The reversal of 6701663 is 3661076.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6701663 - 2¹² = 6697567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6701603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26258 + ... + 26511.

It is an arithmetic number, because the mean of its divisors is an integer number (1688640).

Almost surely, 2^6701663 is an apocalyptic number.

6701663 is a deficient number, since it is larger than the sum of its proper divisors (52897).

6701663 is a wasteful number, since it uses less digits than its factorization.

6701663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52896.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 6701663 is about 2588.7570376534. The cubic root of 6701663 is about 188.5359592926.

The spelling of 6701663 in words is "six million, seven hundred one thousand, six hundred sixty-three".