675646764 has 48 divisors (see below), whose sum is σ = 1787143680. Its totient is φ = 196948800.

The previous prime is 675646753. The next prime is 675646787. The reversal of 675646764 is 467646576.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111012 + ... + 116939.

It is an arithmetic number, because the mean of its divisors is an integer number (37232160).

Almost surely, 2^675646764 is an apocalyptic number.

It is an amenable number.

675646764 is an abundant number, since it is smaller than the sum of its proper divisors (1111496916).

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

675646764 is a wasteful number, since it uses less digits than its factorization.

675646764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227990 (or 227988 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 51.

The square root of 675646764 is about 25993.2061123671. The cubic root of 675646764 is about 877.4854023107.

The spelling of 675646764 in words is "six hundred seventy-five million, six hundred forty-six thousand, seven hundred sixty-four".