19140825 has 24 divisors (see below), whose sum is σ = 34524576. Its totient is φ = 9280000.

The previous prime is 19140817. The next prime is 19140833. The reversal of 19140825 is 52804191.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19140817) and next prime (19140833).

It is not a de Polignac number, because 19140825 - 2³ = 19140817 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 19140792 and 19140801.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10776 + ... + 12425.

It is an arithmetic number, because the mean of its divisors is an integer number (1438524).

Almost surely, 2^19140825 is an apocalyptic number.

19140825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

19140825 is a deficient number, since it is larger than the sum of its proper divisors (15383751).

19140825 is a wasteful number, since it uses less digits than its factorization.

19140825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23225 (or 23220 counting only the distinct ones).

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

The square root of 19140825 is about 4375.0228570831. The cubic root of 19140825 is about 267.4978018278.

The spelling of 19140825 in words is "nineteen million, one hundred forty thousand, eight hundred twenty-five".