19822125 has 16 divisors (see below), whose sum is σ = 32984640. Its totient is φ = 10571600.

The previous prime is 19822123. The next prime is 19822129. The reversal of 19822125 is 52122891.

It is not a de Polignac number, because 19822125 - 2¹ = 19822123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19822092 and 19822101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19822123) 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, 26055 + ... + 26804.

It is an arithmetic number, because the mean of its divisors is an integer number (2061540).

Almost surely, 2^19822125 is an apocalyptic number.

19822125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

19822125 is a deficient number, since it is larger than the sum of its proper divisors (13162515).

19822125 is an equidigital number, since it uses as much as digits as its factorization.

19822125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52877 (or 52867 counting only the distinct ones).

The product of its digits is 2880, while the sum is 30.

The square root of 19822125 is about 4452.2045101275. The cubic root of 19822125 is about 270.6346524442.

The spelling of 19822125 in words is "nineteen million, eight hundred twenty-two thousand, one hundred twenty-five".