655503232 has 16 divisors (see below), whose sum is σ = 1305885600. Its totient is φ = 327751552.

The previous prime is 655503229. The next prime is 655503241. The reversal of 655503232 is 232305556.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 655503194 and 655503203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560432 + ... + 2560687.

It is an arithmetic number, because the mean of its divisors is an integer number (81617850).

Almost surely, 2^655503232 is an apocalyptic number.

It is an amenable number.

655503232 is a deficient number, since it is larger than the sum of its proper divisors (650382368).

655503232 is an equidigital number, since it uses as much as digits as its factorization.

655503232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121133 (or 5121121 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 655503232 is about 25602.7973471650. The cubic root of 655503232 is about 868.6769125616.

Adding to 655503232 its reverse (232305556), we get a palindrome (887808788).

The spelling of 655503232 in words is "six hundred fifty-five million, five hundred three thousand, two hundred thirty-two".