20482899 has 4 divisors (see below), whose sum is σ = 27310536. Its totient is φ = 13655264.

The previous prime is 20482879. The next prime is 20482907. The reversal of 20482899 is 99828402.

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 20482899 - 2⁹ = 20482387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20482899.

It is not an unprimeable number, because it can be changed into a prime (20482859) 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, 3413814 + ... + 3413819.

It is an arithmetic number, because the mean of its divisors is an integer number (6827634).

Almost surely, 2^20482899 is an apocalyptic number.

20482899 is a deficient number, since it is larger than the sum of its proper divisors (6827637).

20482899 is an equidigital number, since it uses as much as digits as its factorization.

20482899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827636.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 20482899 is about 4525.8036855348. The cubic root of 20482899 is about 273.6090602870.

The spelling of 20482899 in words is "twenty million, four hundred eighty-two thousand, eight hundred ninety-nine".