20552052 has 24 divisors (see below), whose sum is σ = 48085632. Its totient is φ = 6832000.

The previous prime is 20552011. The next prime is 20552071. The reversal of 20552052 is 25025502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2677 + ... + 6947.

It is an arithmetic number, because the mean of its divisors is an integer number (2003568).

Almost surely, 2^20552052 is an apocalyptic number.

It is an amenable number.

20552052 is an abundant number, since it is smaller than the sum of its proper divisors (27533580).

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

20552052 is a wasteful number, since it uses less digits than its factorization.

20552052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4679 (or 4677 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 20552052 is about 4533.4371066554. The cubic root of 20552052 is about 273.9166279812.

Adding to 20552052 its reverse (25025502), we get a palindrome (45577554).

The spelling of 20552052 in words is "twenty million, five hundred fifty-two thousand, fifty-two".