451016 has 8 divisors (see below), whose sum is σ = 845670. Its totient is φ = 225504.

The previous prime is 451013. The next prime is 451039. The reversal of 451016 is 610154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 448900 + 2116 = 670^2 + 46^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 450985 and 451003.

It is not an unprimeable number, because it can be changed into a prime (451013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28181 + ... + 28196.

2⁴⁵¹⁰¹⁶ is an apocalyptic number.

It is an amenable number.

451016 is a deficient number, since it is larger than the sum of its proper divisors (394654).

451016 is a wasteful number, since it uses less digits than its factorization.

451016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56383 (or 56379 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 451016 is about 671.5772479767. The cubic root of 451016 is about 76.6885717705.

The spelling of 451016 in words is "four hundred fifty-one thousand, sixteen".