655520746 has 8 divisors (see below), whose sum is σ = 1026032544. Its totient is φ = 313509900.

The previous prime is 655520743. The next prime is 655520753. The reversal of 655520746 is 647025556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 655520699 and 655520708.

It is not an unprimeable number, because it can be changed into a prime (655520743) 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, 7125180 + ... + 7125271.

It is an arithmetic number, because the mean of its divisors is an integer number (128254068).

Almost surely, 2^655520746 is an apocalyptic number.

655520746 is a deficient number, since it is larger than the sum of its proper divisors (370511798).

655520746 is a wasteful number, since it uses less digits than its factorization.

655520746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14250476.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 655520746 is about 25603.1393778185. The cubic root of 655520746 is about 868.6846490462.

The spelling of 655520746 in words is "six hundred fifty-five million, five hundred twenty thousand, seven hundred forty-six".