6692440 has 16 divisors (see below), whose sum is σ = 15058080. Its totient is φ = 2676960.

The previous prime is 6692437. The next prime is 6692443. The reversal of 6692440 is 442966.

It is an interprime number because it is at equal distance from previous prime (6692437) and next prime (6692443).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6692443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83616 + ... + 83695.

It is an arithmetic number, because the mean of its divisors is an integer number (941130).

Almost surely, 2^6692440 is an apocalyptic number.

It is an amenable number.

6692440 is an abundant number, since it is smaller than the sum of its proper divisors (8365640).

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

6692440 is a wasteful number, since it uses less digits than its factorization.

6692440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167322 (or 167318 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 6692440 is about 2586.9750675258. The cubic root of 6692440 is about 188.4494302498.

The spelling of 6692440 in words is "six million, six hundred ninety-two thousand, four hundred forty".