20653348 has 12 divisors (see below), whose sum is σ = 36232560. Its totient is φ = 10301192.

The previous prime is 20653331. The next prime is 20653357. The reversal of 20653348 is 84335602.

It is a zygodrome in base 8.

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 in 3 ways as a sum of consecutive naturals, for example, 4486 + ... + 7837.

It is an arithmetic number, because the mean of its divisors is an integer number (3019380).

Almost surely, 2^20653348 is an apocalyptic number.

It is an amenable number.

20653348 is a deficient number, since it is larger than the sum of its proper divisors (15579212).

20653348 is a wasteful number, since it uses less digits than its factorization.

20653348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12746 (or 12744 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 20653348 is about 4544.5954715464. The cubic root of 20653348 is about 274.3659131698.

The spelling of 20653348 in words is "twenty million, six hundred fifty-three thousand, three hundred forty-eight".