825103408 has 10 divisors (see below), whose sum is σ = 1598637884. Its totient is φ = 412551696.

The previous prime is 825103373. The next prime is 825103421. The reversal of 825103408 is 804301528.

It is a self number, because there is not a number n which added to its sum of digits gives 825103408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25784466 + ... + 25784497.

Almost surely, 2^825103408 is an apocalyptic number.

It is an amenable number.

825103408 is a deficient number, since it is larger than the sum of its proper divisors (773534476).

825103408 is a wasteful number, since it uses less digits than its factorization.

825103408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51568971 (or 51568965 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 825103408 is about 28724.6132785108. The cubic root of 825103408 is about 937.9279119847.

The spelling of 825103408 in words is "eight hundred twenty-five million, one hundred three thousand, four hundred eight".