20848075 has 6 divisors (see below), whose sum is σ = 25851644. Its totient is φ = 16678440.

The previous prime is 20848043. The next prime is 20848081. The reversal of 20848075 is 57084802.

It is not a de Polignac number, because 20848075 - 2⁵ = 20848043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20848075.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 416937 + ... + 416986.

Almost surely, 2^20848075 is an apocalyptic number.

20848075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20848075 is a deficient number, since it is larger than the sum of its proper divisors (5003569).

20848075 is an equidigital number, since it uses as much as digits as its factorization.

20848075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833933 (or 833928 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 20848075 is about 4565.9692289809. The cubic root of 20848075 is about 275.2254899870.

The spelling of 20848075 in words is "twenty million, eight hundred forty-eight thousand, seventy-five".