20065359 has 16 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 12695040.

The previous prime is 20065351. The next prime is 20065393. The reversal of 20065359 is 95356002.

It is not a de Polignac number, because 20065359 - 2³ = 20065351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20065351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2347 + ... + 6755.

It is an arithmetic number, because the mean of its divisors is an integer number (1759590).

Almost surely, 2^20065359 is an apocalyptic number.

20065359 is a deficient number, since it is larger than the sum of its proper divisors (8088081).

20065359 is a wasteful number, since it uses less digits than its factorization.

20065359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4490.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 20065359 is about 4479.4373530612. The cubic root of 20065359 is about 271.7371261823.

The spelling of 20065359 in words is "twenty million, sixty-five thousand, three hundred fifty-nine".