451970630 has 8 divisors (see below), whose sum is σ = 813547152. Its totient is φ = 180788248.

The previous prime is 451970609. The next prime is 451970639. The reversal of 451970630 is 36079154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451970639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22598522 + ... + 22598541.

It is an arithmetic number, because the mean of its divisors is an integer number (101693394).

Almost surely, 2^451970630 is an apocalyptic number.

451970630 is a deficient number, since it is larger than the sum of its proper divisors (361576522).

451970630 is a wasteful number, since it uses less digits than its factorization.

451970630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45197070.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 451970630 is about 21259.6008899509. The cubic root of 451970630 is about 767.4264052483.

The spelling of 451970630 in words is "four hundred fifty-one million, nine hundred seventy thousand, six hundred thirty".