20160544 has 12 divisors (see below), whose sum is σ = 39691134. Its totient is φ = 10080256.

The previous prime is 20160541. The next prime is 20160583. The reversal of 20160544 is 44506102.

It can be written as a sum of positive squares in only one way, i.e., 19184400 + 976144 = 4380^2 + 988^2 .

It is not an unprimeable number, because it can be changed into a prime (20160541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314977 + ... + 315040.

Almost surely, 2^20160544 is an apocalyptic number.

It is an amenable number.

20160544 is a deficient number, since it is larger than the sum of its proper divisors (19530590).

20160544 is an equidigital number, since it uses as much as digits as its factorization.

20160544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630027 (or 630019 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 20160544 is about 4490.0494429349. The cubic root of 20160544 is about 272.1661326493.

Adding to 20160544 its reverse (44506102), we get a palindrome (64666646).

The spelling of 20160544 in words is "twenty million, one hundred sixty thousand, five hundred forty-four".