201833825 has 6 divisors (see below), whose sum is σ = 250273974. Its totient is φ = 161467040.

The previous prime is 201833813. The next prime is 201833833. The reversal of 201833825 is 528338102.

201833825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 29463184 + 172370641 = 5428^2 + 13129^2 .

It is not a de Polignac number, because 201833825 - 2²⁴ = 185056609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201833791 and 201833800.

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, 4036652 + ... + 4036701.

It is an arithmetic number, because the mean of its divisors is an integer number (41712329).

Almost surely, 2^201833825 is an apocalyptic number.

201833825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

201833825 is a deficient number, since it is larger than the sum of its proper divisors (48440149).

201833825 is an equidigital number, since it uses as much as digits as its factorization.

201833825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073363 (or 8073358 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 201833825 is about 14206.8231846532. The cubic root of 201833825 is about 586.5854913440.

The spelling of 201833825 in words is "two hundred one million, eight hundred thirty-three thousand, eight hundred twenty-five".