704727216 has 140 divisors (see below), whose sum is σ = 2114299200. Its totient is φ = 227214720.

The previous prime is 704727193. The next prime is 704727227. The reversal of 704727216 is 612727407.

It is a happy number.

It is a super-2 number, since 2×704727216² = 993280897942221312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 360610 + ... + 362558.

Almost surely, 2^704727216 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 704727216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1057149600).

704727216 is an abundant number, since it is smaller than the sum of its proper divisors (1409571984).

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

704727216 is a wasteful number, since it uses less digits than its factorization.

704727216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006 (or 1985 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 704727216 is about 26546.6987778142. The cubic root of 704727216 is about 889.8982402698.

The spelling of 704727216 in words is "seven hundred four million, seven hundred twenty-seven thousand, two hundred sixteen".