675807408 has 40 divisors (see below), whose sum is σ = 1939818800. Its totient is φ = 225268992.

The previous prime is 675807403. The next prime is 675807421. The reversal of 675807408 is 804708576.

675807408 is a `hidden beast` number, since 67 + 580 + 7 + 4 + 0 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (675807403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781753 + ... + 782616.

It is an arithmetic number, because the mean of its divisors is an integer number (48495470).

Almost surely, 2^675807408 is an apocalyptic number.

It is an amenable number.

675807408 is an abundant number, since it is smaller than the sum of its proper divisors (1264011392).

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

675807408 is a wasteful number, since it uses less digits than its factorization.

675807408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564386 (or 1564374 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The square root of 675807408 is about 25996.2960438598. The cubic root of 675807408 is about 877.5549414062.

The spelling of 675807408 in words is "six hundred seventy-five million, eight hundred seven thousand, four hundred eight".