20552082 has 16 divisors (see below), whose sum is σ = 43522272. Its totient is φ = 6447680.

The previous prime is 20552071. The next prime is 20552083. The reversal of 20552082 is 28025502.

It is not an unprimeable number, because it can be changed into a prime (20552083) 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, 100644 + ... + 100847.

It is an arithmetic number, because the mean of its divisors is an integer number (2720142).

Almost surely, 2^20552082 is an apocalyptic number.

20552082 is an abundant number, since it is smaller than the sum of its proper divisors (22970190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20552082 is a wasteful number, since it uses less digits than its factorization.

20552082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201513.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 20552082 is about 4533.4404154020. The cubic root of 20552082 is about 273.9167612606.

Adding to 20552082 its reverse (28025502), we get a palindrome (48577584).

The spelling of 20552082 in words is "twenty million, five hundred fifty-two thousand, eighty-two".