20348552 has 16 divisors (see below), whose sum is σ = 43604160. Its totient is φ = 8720784.

The previous prime is 20348551. The next prime is 20348561. The reversal of 20348552 is 25584302.

It is not an unprimeable number, because it can be changed into a prime (20348551) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 181628 + ... + 181739.

It is an arithmetic number, because the mean of its divisors is an integer number (2725260).

Almost surely, 2^20348552 is an apocalyptic number.

It is an amenable number.

20348552 is an abundant number, since it is smaller than the sum of its proper divisors (23255608).

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

20348552 is a wasteful number, since it uses less digits than its factorization.

20348552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363380 (or 363376 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 20348552 is about 4510.9369315033. The cubic root of 20348552 is about 273.0095485217.

The spelling of 20348552 in words is "twenty million, three hundred forty-eight thousand, five hundred fifty-two".