451075216 has 20 divisors (see below), whose sum is σ = 877622400. Its totient is φ = 224592032.

The previous prime is 451075211. The next prime is 451075217. The reversal of 451075216 is 612570154.

It is not an unprimeable number, because it can be changed into a prime (451075211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55156 + ... + 62803.

It is an arithmetic number, because the mean of its divisors is an integer number (43881120).

Almost surely, 2^451075216 is an apocalyptic number.

It is an amenable number.

451075216 is a deficient number, since it is larger than the sum of its proper divisors (426547184).

451075216 is a wasteful number, since it uses less digits than its factorization.

451075216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118206 (or 118200 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 451075216 is about 21238.5313993223. The cubic root of 451075216 is about 766.9192789074.

The spelling of 451075216 in words is "four hundred fifty-one million, seventy-five thousand, two hundred sixteen".