985412657 has 8 divisors (see below), whose sum is σ = 989712384. Its totient is φ = 981122688.

The previous prime is 985412653. The next prime is 985412683. The reversal of 985412657 is 756214589.

It is a happy number.

985412657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 985412657 - 2² = 985412653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (985412653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255848 + ... + 259670.

It is an arithmetic number, because the mean of its divisors is an integer number (123714048).

Almost surely, 2^985412657 is an apocalyptic number.

It is an amenable number.

985412657 is a deficient number, since it is larger than the sum of its proper divisors (4299727).

985412657 is a wasteful number, since it uses less digits than its factorization.

985412657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879.

The product of its digits is 604800, while the sum is 47.

The square root of 985412657 is about 31391.2831372023. The cubic root of 985412657 is about 995.1137154445.

The spelling of 985412657 in words is "nine hundred eighty-five million, four hundred twelve thousand, six hundred fifty-seven".