451347712 has 36 divisors (see below), whose sum is σ = 903405076. Its totient is φ = 225054720.

The previous prime is 451347709. The next prime is 451347749. The reversal of 451347712 is 217743154.

It can be written as a sum of positive squares in 2 ways, for example, as 238887936 + 212459776 = 15456^2 + 14576^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 99412 + ... + 103852.

Almost surely, 2^451347712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 451347712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451702538).

451347712 is an abundant number, since it is smaller than the sum of its proper divisors (452057364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451347712 is an equidigital number, since it uses as much as digits as its factorization.

451347712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854 (or 4840 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 451347712 is about 21244.9455635923. The cubic root of 451347712 is about 767.0736806274.

It can be divided in two parts, 4513 and 47712, that added together give a palindrome (52225).

The spelling of 451347712 in words is "four hundred fifty-one million, three hundred forty-seven thousand, seven hundred twelve".