6601142 has 4 divisors (see below), whose sum is σ = 9901716. Its totient is φ = 3300570.

The previous prime is 6601129. The next prime is 6601157. The reversal of 6601142 is 2411066.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 1650284 + ... + 1650287.

It is an arithmetic number, because the mean of its divisors is an integer number (2475429).

Almost surely, 2^6601142 is an apocalyptic number.

6601142 is a deficient number, since it is larger than the sum of its proper divisors (3300574).

6601142 is a wasteful number, since it uses less digits than its factorization.

6601142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300573.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 6601142 is about 2569.2687675679. The cubic root of 6601142 is about 187.5885637908.

The spelling of 6601142 in words is "six million, six hundred one thousand, one hundred forty-two".