6653493 has 24 divisors (see below), whose sum is σ = 11983296. Its totient is φ = 3456000.

The previous prime is 6653483. The next prime is 6653501. The reversal of 6653493 is 3943566.

It is not a de Polignac number, because 6653493 - 2⁶ = 6653429 is a prime.

6653493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6653483) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 4108 + ... + 5493.

It is an arithmetic number, because the mean of its divisors is an integer number (499304).

Almost surely, 2^6653493 is an apocalyptic number.

6653493 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

6653493 is a deficient number, since it is larger than the sum of its proper divisors (5329803).

6653493 is a wasteful number, since it uses less digits than its factorization.

6653493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9625 (or 9622 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 6653493 is about 2579.4365663842. The cubic root of 6653493 is about 188.0831550805.

The spelling of 6653493 in words is "six million, six hundred fifty-three thousand, four hundred ninety-three".