706641984 has 168 divisors, whose sum is σ = 2114019648. Its totient is φ = 225469440.

The previous prime is 706641967. The next prime is 706641989. The reversal of 706641984 is 489146607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706641989) 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, 1512919 + ... + 1513385.

Almost surely, 2^706641984 is an apocalyptic number.

706641984 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 706641984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1057009824).

706641984 is an abundant number, since it is smaller than the sum of its proper divisors (1407377664).

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

706641984 is a wasteful number, since it uses less digits than its factorization.

706641984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 706641984 is about 26582.7384593838. The cubic root of 706641984 is about 890.7034727679.

The spelling of 706641984 in words is "seven hundred six million, six hundred forty-one thousand, nine hundred eighty-four".