704216 has 32 divisors (see below), whose sum is σ = 1436400. Its totient is φ = 322560.

The previous prime is 704213. The next prime is 704219. The reversal of 704216 is 612407.

It is an interprime number because it is at equal distance from previous prime (704213) and next prime (704219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6176 + ... + 6288.

2⁷⁰⁴²¹⁶ is an apocalyptic number.

704216 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

704216 is an abundant number, since it is smaller than the sum of its proper divisors (732184).

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

704216 is a wasteful number, since it uses less digits than its factorization.

704216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 704216 is about 839.1757861140. The cubic root of 704216 is about 88.9683007928.

Subtracting from 704216 its reverse (612407), we obtain a square (91809 = 303²).

The spelling of 704216 in words is "seven hundred four thousand, two hundred sixteen".