657327652 has 12 divisors (see below), whose sum is σ = 1153640880. Its totient is φ = 327715976.

The previous prime is 657327641. The next prime is 657327653. The reversal of 657327652 is 256723756.

It is a junction number, because it is equal to n+sod(n) for n = 657327599 and 657327608.

It is not an unprimeable number, because it can be changed into a prime (657327653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235402 + ... + 238177.

It is an arithmetic number, because the mean of its divisors is an integer number (96136740).

Almost surely, 2^657327652 is an apocalyptic number.

It is an amenable number.

657327652 is a deficient number, since it is larger than the sum of its proper divisors (496313228).

657327652 is a wasteful number, since it uses less digits than its factorization.

657327652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473930 (or 473928 counting only the distinct ones).

The product of its digits is 529200, while the sum is 43.

The square root of 657327652 is about 25638.4019002745. The cubic root of 657327652 is about 869.4820769019.

It can be divided in two parts, 6573 and 27652, that added together give a square (34225 = 185²).

The spelling of 657327652 in words is "six hundred fifty-seven million, three hundred twenty-seven thousand, six hundred fifty-two".