453421216 has 12 divisors (see below), whose sum is σ = 892673082. Its totient is φ = 226710592.

The previous prime is 453421193. The next prime is 453421223. The reversal of 453421216 is 612124354.

It can be written as a sum of positive squares in only one way, i.e., 309900816 + 143520400 = 17604^2 + 11980^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7084675 + ... + 7084738.

Almost surely, 2^453421216 is an apocalyptic number.

It is an amenable number.

453421216 is a deficient number, since it is larger than the sum of its proper divisors (439251866).

453421216 is a wasteful number, since it uses less digits than its factorization.

453421216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14169423 (or 14169415 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 453421216 is about 21293.6895816578. The cubic root of 453421216 is about 768.2465390492.

The spelling of 453421216 in words is "four hundred fifty-three million, four hundred twenty-one thousand, two hundred sixteen".