704689272 has 384 divisors, whose sum is σ = 2458460160. Its totient is φ = 177914880.

The previous prime is 704689213. The next prime is 704689313. The reversal of 704689272 is 272986407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13295998 + ... + 13296050.

It is an arithmetic number, because the mean of its divisors is an integer number (6402240).

Almost surely, 2^704689272 is an apocalyptic number.

704689272 is a gapful number since it is divisible by the number (72) 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 704689272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229230080).

704689272 is an abundant number, since it is smaller than the sum of its proper divisors (1753770888).

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

704689272 is a wasteful number, since it uses less digits than its factorization.

704689272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 704689272 is about 26545.9841030616. The cubic root of 704689272 is about 889.8822686503.

The spelling of 704689272 in words is "seven hundred four million, six hundred eighty-nine thousand, two hundred seventy-two".