6620148 has 36 divisors (see below), whose sum is σ = 16816800. Its totient is φ = 2195856.

The previous prime is 6620101. The next prime is 6620171. The reversal of 6620148 is 8410266.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 10753 + ... + 11351.

Almost surely, 2^6620148 is an apocalyptic number.

It is an amenable number.

6620148 is an abundant number, since it is smaller than the sum of its proper divisors (10196652).

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

6620148 is a wasteful number, since it uses less digits than its factorization.

6620148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 6620148 is about 2572.9648268097. The cubic root of 6620148 is about 187.7684262026.

The spelling of 6620148 in words is "six million, six hundred twenty thousand, one hundred forty-eight".