825400508 has 36 divisors (see below), whose sum is σ = 1528831080. Its totient is φ = 389863584.

The previous prime is 825400493. The next prime is 825400519. The reversal of 825400508 is 805004528.

825400508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 734435 + ... + 735557.

It is an arithmetic number, because the mean of its divisors is an integer number (42467530).

Almost surely, 2^825400508 is an apocalyptic number.

It is an amenable number.

825400508 is a deficient number, since it is larger than the sum of its proper divisors (703430572).

825400508 is a wasteful number, since it uses less digits than its factorization.

825400508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674 (or 1653 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 825400508 is about 28729.7843361206. The cubic root of 825400508 is about 938.0404736106.

The spelling of 825400508 in words is "eight hundred twenty-five million, four hundred thousand, five hundred eight".