675947844 has 72 divisors (see below), whose sum is σ = 2007375552. Its totient is φ = 189074880.

The previous prime is 675947821. The next prime is 675947861. The reversal of 675947844 is 448749576.

675947844 is a `hidden beast` number, since 6 + 7 + 594 + 7 + 8 + 44 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60504 + ... + 70799.

It is an arithmetic number, because the mean of its divisors is an integer number (27880216).

Almost surely, 2^675947844 is an apocalyptic number.

It is an amenable number.

675947844 is an abundant number, since it is smaller than the sum of its proper divisors (1331427708).

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

675947844 is a wasteful number, since it uses less digits than its factorization.

675947844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131337 (or 131332 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The square root of 675947844 is about 25998.9969806529. The cubic root of 675947844 is about 877.6157238957.

The spelling of 675947844 in words is "six hundred seventy-five million, nine hundred forty-seven thousand, eight hundred forty-four".