6653146 has 4 divisors (see below), whose sum is σ = 9979722. Its totient is φ = 3326572.

The previous prime is 6653123. The next prime is 6653159. The reversal of 6653146 is 6413566.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6413566 = 2 ⋅3206783.

It can be written as a sum of positive squares in only one way, i.e., 3629025 + 3024121 = 1905^2 + 1739^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 1663285 + ... + 1663288.

Almost surely, 2^6653146 is an apocalyptic number.

6653146 is a deficient number, since it is larger than the sum of its proper divisors (3326576).

6653146 is a wasteful number, since it uses less digits than its factorization.

6653146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326575.

The product of its digits is 12960, while the sum is 31.

The square root of 6653146 is about 2579.3693027560. The cubic root of 6653146 is about 188.0798853198.

The spelling of 6653146 in words is "six million, six hundred fifty-three thousand, one hundred forty-six".