730977984 has 168 divisors, whose sum is σ = 2339717952. Its totient is φ = 216276480.

The previous prime is 730977983. The next prime is 730977991. The reversal of 730977984 is 489779037.

It is a self number, because there is not a number n which added to its sum of digits gives 730977984.

It is not an unprimeable number, because it can be changed into a prime (730977983) 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, 271107 + ... + 273789.

Almost surely, 2^730977984 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 730977984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1169858976).

730977984 is an abundant number, since it is smaller than the sum of its proper divisors (1608739968).

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

730977984 is a wasteful number, since it uses less digits than its factorization.

730977984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755 (or 2742 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 54.

The square root of 730977984 is about 27036.6045205384. The cubic root of 730977984 is about 900.8132501019.

The spelling of 730977984 in words is "seven hundred thirty million, nine hundred seventy-seven thousand, nine hundred eighty-four".