20590118 has 8 divisors (see below), whose sum is σ = 31638600. Its totient is φ = 10043920.

The previous prime is 20590109. The next prime is 20590127. The reversal of 20590118 is 81109502.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20590109) and next prime (20590127).

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

It is a super-4 number, since 4×20590118⁴ (a number of 30 digits) contains 4444 as substring.

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, 125468 + ... + 125631.

It is an arithmetic number, because the mean of its divisors is an integer number (3954825).

Almost surely, 2^20590118 is an apocalyptic number.

20590118 is a deficient number, since it is larger than the sum of its proper divisors (11048482).

20590118 is a wasteful number, since it uses less digits than its factorization.

20590118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251142.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 20590118 is about 4537.6335242062. The cubic root of 20590118 is about 274.0856375362.

The spelling of 20590118 in words is "twenty million, five hundred ninety thousand, one hundred eighteen".