453216 has 24 divisors (see below), whose sum is σ = 1189944. Its totient is φ = 151040.

The previous prime is 453209. The next prime is 453217. The reversal of 453216 is 612354.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 453192 and 453201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453217) by changing a digit.

453216 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 3 ways as a sum of consecutive naturals, for example, 2265 + ... + 2456.

It is an arithmetic number, because the mean of its divisors is an integer number (49581).

2⁴⁵³²¹⁶ is an apocalyptic number.

It is an amenable number.

453216 is an abundant number, since it is smaller than the sum of its proper divisors (736728).

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

453216 is a wasteful number, since it uses less digits than its factorization.

453216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4734 (or 4726 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 453216 is about 673.2131906016. The cubic root of 453216 is about 76.8130620144.

The spelling of 453216 in words is "four hundred fifty-three thousand, two hundred sixteen".