825203434 has 8 divisors (see below), whose sum is σ = 1350332928. Its totient is φ = 375092460.

The previous prime is 825203419. The next prime is 825203473. The reversal of 825203434 is 434302528.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 825203396 and 825203405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18754602 + ... + 18754645.

It is an arithmetic number, because the mean of its divisors is an integer number (168791616).

Almost surely, 2^825203434 is an apocalyptic number.

825203434 is a deficient number, since it is larger than the sum of its proper divisors (525129494).

825203434 is a wasteful number, since it uses less digits than its factorization.

825203434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37509260.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 825203434 is about 28726.3543457919. The cubic root of 825203434 is about 937.9658116329.

The spelling of 825203434 in words is "eight hundred twenty-five million, two hundred three thousand, four hundred thirty-four".