675244857 has 64 divisors (see below), whose sum is σ = 1134673920. Its totient is φ = 348551424.

The previous prime is 675244853. The next prime is 675244859. The reversal of 675244857 is 758442576.

It is not a de Polignac number, because 675244857 - 2² = 675244853 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675244853) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 782008 + ... + 782870.

It is an arithmetic number, because the mean of its divisors is an integer number (17729280).

Almost surely, 2^675244857 is an apocalyptic number.

It is an amenable number.

675244857 is a deficient number, since it is larger than the sum of its proper divisors (459429063).

675244857 is a wasteful number, since it uses less digits than its factorization.

675244857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982.

The product of its digits is 1881600, while the sum is 48.

The square root of 675244857 is about 25985.4739614270. The cubic root of 675244857 is about 877.3113777092.

The spelling of 675244857 in words is "six hundred seventy-five million, two hundred forty-four thousand, eight hundred fifty-seven".