451344 has 20 divisors (see below), whose sum is σ = 1166096. Its totient is φ = 150432.

The previous prime is 451343. The next prime is 451361. The reversal of 451344 is 443154.

It is a super-2 number, since 2×451344² = 407422812672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 451344.

It is not an unprimeable number, because it can be changed into a prime (451343) 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, 4654 + ... + 4749.

2⁴⁵¹³⁴⁴ is an apocalyptic number.

It is an amenable number.

451344 is an abundant number, since it is smaller than the sum of its proper divisors (714752).

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

451344 is a wasteful number, since it uses less digits than its factorization.

451344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9414 (or 9408 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 451344 is about 671.8214048391. The cubic root of 451344 is about 76.7071577751.

Adding to 451344 its reverse (443154), we get a palindrome (894498).

The spelling of 451344 in words is "four hundred fifty-one thousand, three hundred forty-four".