738216 has 24 divisors (see below), whose sum is σ = 1999530. Its totient is φ = 246048.

The previous prime is 738211. The next prime is 738217. The reversal of 738216 is 612837.

It can be written as a sum of positive squares in only one way, i.e., 715716 + 22500 = 846^2 + 150^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 738216.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 738216.

It is not an unprimeable number, because it can be changed into a prime (738211) by changing a digit.

738216 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5055 + ... + 5198.

2⁷³⁸²¹⁶ is an apocalyptic number.

It is an amenable number.

738216 is an abundant number, since it is smaller than the sum of its proper divisors (1261314).

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

738216 is a wasteful number, since it uses less digits than its factorization.

738216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10265 (or 10258 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 738216 is about 859.1949720523. The cubic root of 738216 is about 90.3776721948.

The spelling of 738216 in words is "seven hundred thirty-eight thousand, two hundred sixteen".