730629984 has 144 divisors (see below), whose sum is σ = 2250436608. Its totient is φ = 206938368.

The previous prime is 730629947. The next prime is 730629989. The reversal of 730629984 is 489926037.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730629989) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 596797 + ... + 598019.

It is an arithmetic number, because the mean of its divisors is an integer number (15628032).

Almost surely, 2^730629984 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 730629984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1125218304).

730629984 is an abundant number, since it is smaller than the sum of its proper divisors (1519806624).

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

730629984 is a wasteful number, since it uses less digits than its factorization.

730629984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377 (or 1362 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 730629984 is about 27030.1680349938. The cubic root of 730629984 is about 900.6702759959.

The spelling of 730629984 in words is "seven hundred thirty million, six hundred twenty-nine thousand, nine hundred eighty-four".