20528102 has 8 divisors (see below), whose sum is σ = 35191056. Its totient is φ = 8797752.

The previous prime is 20528087. The next prime is 20528171. The reversal of 20528102 is 20182502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733133 + ... + 733160.

It is an arithmetic number, because the mean of its divisors is an integer number (4398882).

Almost surely, 2^20528102 is an apocalyptic number.

20528102 is a deficient number, since it is larger than the sum of its proper divisors (14662954).

20528102 is a wasteful number, since it uses less digits than its factorization.

20528102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466302.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 20528102 is about 4530.7948530032. The cubic root of 20528102 is about 273.8101851921.

The spelling of 20528102 in words is "twenty million, five hundred twenty-eight thousand, one hundred two".