6692220 has 120 divisors (see below), whose sum is σ = 22320144. Its totient is φ = 1679616.

The previous prime is 6692209. The next prime is 6692261. The reversal of 6692220 is 222966.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 393652 + ... + 393668.

Almost surely, 2^6692220 is an apocalyptic number.

6692220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6692220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11160072).

6692220 is an abundant number, since it is smaller than the sum of its proper divisors (15627924).

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

6692220 is an equidigital number, since it uses as much as digits as its factorization.

6692220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 6692220 is about 2586.9325464728. The cubic root of 6692220 is about 188.4473652665.

The spelling of 6692220 in words is "six million, six hundred ninety-two thousand, two hundred twenty".