733221360 has 120 divisors (see below), whose sum is σ = 2473710720. Its totient is φ = 194628096.

The previous prime is 733221323. The next prime is 733221367. The reversal of 733221360 is 63122337.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×733221360² = 1075227125520499200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733221367) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162657 + ... + 167103.

It is an arithmetic number, because the mean of its divisors is an integer number (20614256).

Almost surely, 2^733221360 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 733221360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236855360).

733221360 is an abundant number, since it is smaller than the sum of its proper divisors (1740489360).

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

733221360 is a wasteful number, since it uses less digits than its factorization.

733221360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695 (or 4686 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 733221360 is about 27078.0604918447. The cubic root of 733221360 is about 901.7338428059.

Adding to 733221360 its reverse (63122337), we get a palindrome (796343697).

The spelling of 733221360 in words is "seven hundred thirty-three million, two hundred twenty-one thousand, three hundred sixty".