6650534 has 8 divisors (see below), whose sum is σ = 10882728. Its totient is φ = 3022960.

The previous prime is 6650533. The next prime is 6650557. The reversal of 6650534 is 4350566.

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 = 6650497 and 6650506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6650531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 151127 + ... + 151170.

It is an arithmetic number, because the mean of its divisors is an integer number (1360341).

Almost surely, 2^6650534 is an apocalyptic number.

6650534 is a deficient number, since it is larger than the sum of its proper divisors (4232194).

6650534 is a wasteful number, since it uses less digits than its factorization.

6650534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302310.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 6650534 is about 2578.8629277261. The cubic root of 6650534 is about 188.0552689472.

Subtracting from 6650534 its reverse (4350566), we obtain a cube (2299968 = 132³).

The spelling of 6650534 in words is "six million, six hundred fifty thousand, five hundred thirty-four".