20536054 has 16 divisors (see below), whose sum is σ = 38405376. Its totient is φ = 8001000.

The previous prime is 20536013. The next prime is 20536057. The reversal of 20536054 is 45063502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20536057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66522 + ... + 66829.

It is an arithmetic number, because the mean of its divisors is an integer number (2400336).

Almost surely, 2^20536054 is an apocalyptic number.

20536054 is a deficient number, since it is larger than the sum of its proper divisors (17869322).

20536054 is a wasteful number, since it uses less digits than its factorization.

20536054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133371.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 20536054 is about 4531.6723182507. The cubic root of 20536054 is about 273.8455360412.

Adding to 20536054 its reverse (45063502), we get a palindrome (65599556).

The spelling of 20536054 in words is "twenty million, five hundred thirty-six thousand, fifty-four".