6716690 has 64 divisors (see below), whose sum is σ = 13996800. Its totient is φ = 2306304.

The previous prime is 6716687. The next prime is 6716693. The reversal of 6716690 is 966176.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6716687) and next prime (6716693).

It is a super-2 number, since 2×6716690² = 90227849112200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6716690.

It is not an unprimeable number, because it can be changed into a prime (6716693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126704 + ... + 126756.

It is an arithmetic number, because the mean of its divisors is an integer number (218700).

Almost surely, 2^6716690 is an apocalyptic number.

6716690 is an abundant number, since it is smaller than the sum of its proper divisors (7280110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6716690 is a wasteful number, since it uses less digits than its factorization.

6716690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 6716690 is about 2591.6577706171. The cubic root of 6716690 is about 188.6767708562.

The spelling of 6716690 in words is "six million, seven hundred sixteen thousand, six hundred ninety".