532446660 has 144 divisors (see below), whose sum is σ = 1652204736. Its totient is φ = 138767616.

The previous prime is 532446643. The next prime is 532446701. The reversal of 532446660 is 66644235.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2345467 + ... + 2345693.

It is an arithmetic number, because the mean of its divisors is an integer number (11473644).

Almost surely, 2^532446660 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 532446660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826102368).

532446660 is an abundant number, since it is smaller than the sum of its proper divisors (1119758076).

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

532446660 is a wasteful number, since it uses less digits than its factorization.

532446660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 532446660 is about 23074.8057413275. The cubic root of 532446660 is about 810.5106062695.

It can be divided in two parts, 5324 and 46660, that added together give a square (51984 = 228²).

The spelling of 532446660 in words is "five hundred thirty-two million, four hundred forty-six thousand, six hundred sixty".