532320420 has 48 divisors (see below), whose sum is σ = 1515769920. Its totient is φ = 139545216.

The previous prime is 532320409. The next prime is 532320461. The reversal of 532320420 is 24023235.

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, 71647 + ... + 78726.

It is an arithmetic number, because the mean of its divisors is an integer number (31578540).

Almost surely, 2^532320420 is an apocalyptic number.

It is an amenable number.

532320420 is an abundant number, since it is smaller than the sum of its proper divisors (983449500).

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

532320420 is a wasteful number, since it uses less digits than its factorization.

532320420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150444 (or 150442 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 532320420 is about 23072.0701281875. The cubic root of 532320420 is about 810.4465454261.

Adding to 532320420 its reverse (24023235), we get a palindrome (556343655).

The spelling of 532320420 in words is "five hundred thirty-two million, three hundred twenty thousand, four hundred twenty".