20352441 has 16 divisors (see below), whose sum is σ = 27937728. Its totient is φ = 13171200.

The previous prime is 20352433. The next prime is 20352469. The reversal of 20352441 is 14425302.

It is not a de Polignac number, because 20352441 - 2³ = 20352433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20352421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41206 + ... + 41696.

It is an arithmetic number, because the mean of its divisors is an integer number (1746108).

Almost surely, 2^20352441 is an apocalyptic number.

It is an amenable number.

20352441 is a deficient number, since it is larger than the sum of its proper divisors (7585287).

20352441 is a wasteful number, since it uses less digits than its factorization.

20352441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 20352441 is about 4511.3679743510. The cubic root of 20352441 is about 273.0269398739.

Adding to 20352441 its reverse (14425302), we get a palindrome (34777743).

The spelling of 20352441 in words is "twenty million, three hundred fifty-two thousand, four hundred forty-one".