6651842 has 8 divisors (see below), whose sum is σ = 10209936. Its totient is φ = 3248532.

The previous prime is 6651839. The next prime is 6651847. The reversal of 6651842 is 2481566.

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

It is a junction number, because it is equal to n+sod(n) for n = 6651799 and 6651808.

It is not an unprimeable number, because it can be changed into a prime (6651847) 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, 38588 + ... + 38759.

It is an arithmetic number, because the mean of its divisors is an integer number (1276242).

Almost surely, 2^6651842 is an apocalyptic number.

6651842 is a deficient number, since it is larger than the sum of its proper divisors (3558094).

6651842 is a wasteful number, since it uses less digits than its factorization.

6651842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77392.

The product of its digits is 11520, while the sum is 32.

The square root of 6651842 is about 2579.1165153982. The cubic root of 6651842 is about 188.0675967877.

The spelling of 6651842 in words is "six million, six hundred fifty-one thousand, eight hundred forty-two".