6685494 has 8 divisors (see below), whose sum is σ = 13371000. Its totient is φ = 2228496.

The previous prime is 6685489. The next prime is 6685499. The reversal of 6685494 is 4945866.

It is an interprime number because it is at equal distance from previous prime (6685489) and next prime (6685499).

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

6685494 is an admirable number.

It is a d-powerful number, because it can be written as 6⁷ + 6⁸ + 8 + 5³ + 4³ + 9⁶ + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6685499) 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, 557119 + ... + 557130.

It is an arithmetic number, because the mean of its divisors is an integer number (1671375).

Almost surely, 2^6685494 is an apocalyptic number.

6685494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6685494 is a wasteful number, since it uses less digits than its factorization.

6685494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114254.

The product of its digits is 207360, while the sum is 42.

The square root of 6685494 is about 2585.6322244279. The cubic root of 6685494 is about 188.3842112435.

The spelling of 6685494 in words is "six million, six hundred eighty-five thousand, four hundred ninety-four".