533243320 has 32 divisors (see below), whose sum is σ = 1201021920. Its totient is φ = 213079680.

The previous prime is 533243311. The next prime is 533243323. The reversal of 533243320 is 23342335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533243323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36250 + ... + 48790.

It is an arithmetic number, because the mean of its divisors is an integer number (37531935).

Almost surely, 2^533243320 is an apocalyptic number.

It is an amenable number.

533243320 is an abundant number, since it is smaller than the sum of its proper divisors (667778600).

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

533243320 is a wasteful number, since it uses less digits than its factorization.

533243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13615 (or 13611 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 533243320 is about 23092.0618395153. The cubic root of 533243320 is about 810.9146402366.

Adding to 533243320 its reverse (23342335), we get a palindrome (556585655).

It can be divided in two parts, 53324 and 3320, that added together give a square (56644 = 238²).

The spelling of 533243320 in words is "five hundred thirty-three million, two hundred forty-three thousand, three hundred twenty".