732810240 has 528 divisors, whose sum is σ = 2861214720. Its totient is φ = 179159040.

The previous prime is 732810223. The next prime is 732810293. The reversal of 732810240 is 42018237.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 47 ways as a sum of consecutive naturals, for example, 23639025 + ... + 23639055.

Almost surely, 2^732810240 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 732810240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1430607360).

732810240 is an abundant number, since it is smaller than the sum of its proper divisors (2128404480).

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

732810240 is a wasteful number, since it uses less digits than its factorization.

732810240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 732810240 is about 27070.4680417609. The cubic root of 732810240 is about 901.5652761004.

Adding to 732810240 its reverse (42018237), we get a palindrome (774828477).

The spelling of 732810240 in words is "seven hundred thirty-two million, eight hundred ten thousand, two hundred forty".