20488119 has 4 divisors (see below), whose sum is σ = 27317496. Its totient is φ = 13658744.

The previous prime is 20488103. The next prime is 20488129. The reversal of 20488119 is 91188402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20488119 - 2⁴ = 20488103 is a prime.

It is a super-2 number, since 2×20488119² = 839526040316322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20488119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20488129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3414684 + ... + 3414689.

It is an arithmetic number, because the mean of its divisors is an integer number (6829374).

Almost surely, 2^20488119 is an apocalyptic number.

20488119 is a deficient number, since it is larger than the sum of its proper divisors (6829377).

20488119 is an equidigital number, since it uses as much as digits as its factorization.

20488119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6829376.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 20488119 is about 4526.3803419510. The cubic root of 20488119 is about 273.6323011050.

The spelling of 20488119 in words is "twenty million, four hundred eighty-eight thousand, one hundred nineteen".