20552126 has 32 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 8428896.

The previous prime is 20552117. The next prime is 20552137. The reversal of 20552126 is 62125502.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90425 + ... + 90651.

It is an arithmetic number, because the mean of its divisors is an integer number (1149120).

Almost surely, 2^20552126 is an apocalyptic number.

20552126 is a deficient number, since it is larger than the sum of its proper divisors (16219714).

20552126 is a wasteful number, since it uses less digits than its factorization.

20552126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 20552126 is about 4533.4452682259. The cubic root of 20552126 is about 273.9169567368.

Adding to 20552126 its reverse (62125502), we get a palindrome (82677628).

The spelling of 20552126 in words is "twenty million, five hundred fifty-two thousand, one hundred twenty-six".