743216 has 10 divisors (see below), whose sum is σ = 1440012. Its totient is φ = 371600.

The previous prime is 743209. The next prime is 743221. The reversal of 743216 is 612347.

743216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 743191 and 743200.

It is an unprimeable number.

743216 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 as a sum of consecutive naturals, namely, 23210 + ... + 23241.

2⁷⁴³²¹⁶ is an apocalyptic number.

It is an amenable number.

743216 is a deficient number, since it is larger than the sum of its proper divisors (696796).

743216 is a wasteful number, since it uses less digits than its factorization.

743216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46459 (or 46453 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 743216 is about 862.0997622085. The cubic root of 743216 is about 90.5812584787.

It can be divided in two parts, 743 and 216, that added together give a palindrome (959).

The spelling of 743216 in words is "seven hundred forty-three thousand, two hundred sixteen".