655348032 has 84 divisors (see below), whose sum is σ = 1943260020. Its totient is φ = 210911232.

The previous prime is 655348027. The next prime is 655348049. The reversal of 655348032 is 230843556.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 147476736 + 507871296 = 12144^2 + 22536^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2913 + ... + 36320.

Almost surely, 2^655348032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655348032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (971630010).

655348032 is an abundant number, since it is smaller than the sum of its proper divisors (1287911988).

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

655348032 is a wasteful number, since it uses less digits than its factorization.

655348032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39280 (or 39267 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 655348032 is about 25599.7662489328. The cubic root of 655348032 is about 868.6083498189.

The spelling of 655348032 in words is "six hundred fifty-five million, three hundred forty-eight thousand, thirty-two".