20552835 has 8 divisors (see below), whose sum is σ = 32884560. Its totient is φ = 10961504.

The previous prime is 20552821. The next prime is 20552837. The reversal of 20552835 is 53825502.

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

It is a cyclic number.

It is not a de Polignac number, because 20552835 - 2⁸ = 20552579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20552837) 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, 685080 + ... + 685109.

It is an arithmetic number, because the mean of its divisors is an integer number (4110570).

Almost surely, 2^20552835 is an apocalyptic number.

20552835 is a deficient number, since it is larger than the sum of its proper divisors (12331725).

20552835 is a wasteful number, since it uses less digits than its factorization.

20552835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370197.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 20552835 is about 4533.5234641502. The cubic root of 20552835 is about 273.9201065308.

The spelling of 20552835 in words is "twenty million, five hundred fifty-two thousand, eight hundred thirty-five".