20546348 has 12 divisors (see below), whose sum is σ = 36053640. Its totient is φ = 10245312.

The previous prime is 20546341. The next prime is 20546369. The reversal of 20546348 is 84364502.

It is a super-2 number, since 2×20546348² = 844304832274208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20546341) 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 3 ways as a sum of consecutive naturals, for example, 5261 + ... + 8292.

It is an arithmetic number, because the mean of its divisors is an integer number (3004470).

Almost surely, 2^20546348 is an apocalyptic number.

It is an amenable number.

20546348 is a deficient number, since it is larger than the sum of its proper divisors (15507292).

20546348 is a wasteful number, since it uses less digits than its factorization.

20546348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13936 (or 13934 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 20546348 is about 4532.8079597530. The cubic root of 20546348 is about 273.8912847695.

The spelling of 20546348 in words is "twenty million, five hundred forty-six thousand, three hundred forty-eight".