451030 has 32 divisors (see below), whose sum is σ = 886464. Its totient is φ = 164736.

The previous prime is 451013. The next prime is 451039. The reversal of 451030 is 30154.

It is a self number, because there is not a number n which added to its sum of digits gives 451030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451039) by changing a digit.

451030 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 15 ways as a sum of consecutive naturals, for example, 8484 + ... + 8536.

It is an arithmetic number, because the mean of its divisors is an integer number (27702).

2⁴⁵¹⁰³⁰ is an apocalyptic number.

451030 is a deficient number, since it is larger than the sum of its proper divisors (435434).

451030 is a wasteful number, since it uses less digits than its factorization.

451030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 451030 is about 671.5876711197. The cubic root of 451030 is about 76.6893652597.

Adding to 451030 its reverse (30154), we get a palindrome (481184).

The spelling of 451030 in words is "four hundred fifty-one thousand, thirty".