655420332 has 48 divisors (see below), whose sum is σ = 1759396352. Its totient is φ = 186019200.

The previous prime is 655420327. The next prime is 655420343. The reversal of 655420332 is 233024556.

655420332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 655420332.

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, 13153 + ... + 38520.

Almost surely, 2^655420332 is an apocalyptic number.

It is an amenable number.

655420332 is an abundant number, since it is smaller than the sum of its proper divisors (1103976020).

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

655420332 is a wasteful number, since it uses less digits than its factorization.

655420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51838 (or 51836 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 655420332 is about 25601.1783322565. The cubic root of 655420332 is about 868.6402911545.

Adding to 655420332 its reverse (233024556), we get a palindrome (888444888).

The spelling of 655420332 in words is "six hundred fifty-five million, four hundred twenty thousand, three hundred thirty-two".