732780000 has 480 divisors, whose sum is σ = 2834092800. Its totient is φ = 183744000.

The previous prime is 732779963. The next prime is 732780017. The reversal of 732780000 is 87237.

It is a tau number, because it is divible by the number of its divisors (480).

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 polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 12419971 + ... + 12420029.

It is an arithmetic number, because the mean of its divisors is an integer number (5904360).

Almost surely, 2^732780000 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 732780000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1417046400).

732780000 is an abundant number, since it is smaller than the sum of its proper divisors (2101312800).

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

732780000 is a wasteful number, since it uses less digits than its factorization.

732780000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 732780000 is about 27069.9094937534. The cubic root of 732780000 is about 901.5528746593.

The spelling of 732780000 in words is "seven hundred thirty-two million, seven hundred eighty thousand".