825621714 has 32 divisors (see below), whose sum is σ = 1837080000. Its totient is φ = 274852512.

The previous prime is 825621683. The next prime is 825621733. The reversal of 825621714 is 417126528.

825621714 is a `hidden beast` number, since 8 + 25 + 621 + 7 + 1 + 4 = 666.

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 15 ways as a sum of consecutive naturals, for example, 34237 + ... + 53135.

It is an arithmetic number, because the mean of its divisors is an integer number (57408750).

Almost surely, 2^825621714 is an apocalyptic number.

825621714 is an abundant number, since it is smaller than the sum of its proper divisors (1011458286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

825621714 is a wasteful number, since it uses less digits than its factorization.

825621714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19719 (or 19713 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 825621714 is about 28733.6338460697. The cubic root of 825621714 is about 938.1242639020.

The spelling of 825621714 in words is "eight hundred twenty-five million, six hundred twenty-one thousand, seven hundred fourteen".