9406784825 has 6 divisors (see below), whose sum is σ = 11664413214. Its totient is φ = 7525427840.

The previous prime is 9406784813. The next prime is 9406784843. The reversal of 9406784825 is 5284876049.

It can be written as a sum of positive squares in 3 ways, for example, as 761318464 + 8645466361 = 27592^2 + 92981^2 .

It is not a de Polignac number, because 9406784825 - 2⁴ = 9406784809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188135672 + ... + 188135721.

It is an arithmetic number, because the mean of its divisors is an integer number (1944068869).

Almost surely, 2^9406784825 is an apocalyptic number.

It is an amenable number.

9406784825 is a deficient number, since it is larger than the sum of its proper divisors (2257628389).

9406784825 is a wasteful number, since it uses less digits than its factorization.

9406784825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376271403 (or 376271398 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The square root of 9406784825 is about 96988.5809000214. The cubic root of 9406784825 is about 2110.9619405654.

The spelling of 9406784825 in words is "nine billion, four hundred six million, seven hundred eighty-four thousand, eight hundred twenty-five".