456340 has 12 divisors (see below), whose sum is σ = 958356. Its totient is φ = 182528.

The previous prime is 456329. The next prime is 456349. The reversal of 456340 is 43654.

It can be written as a sum of positive squares in 2 ways, for example, as 355216 + 101124 = 596^2 + 318^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456349) by changing a digit.

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, 11389 + ... + 11428.

It is an arithmetic number, because the mean of its divisors is an integer number (79863).

2⁴⁵⁶³⁴⁰ is an apocalyptic number.

It is an amenable number.

456340 is an abundant number, since it is smaller than the sum of its proper divisors (502016).

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

456340 is a wasteful number, since it uses less digits than its factorization.

456340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22826 (or 22824 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 456340 is about 675.5294220091. The cubic root of 456340 is about 76.9891478494.

Adding to 456340 its reverse (43654), we get a palindrome (499994).

Subtracting from 456340 its reverse (43654), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 456340 in words is "four hundred fifty-six thousand, three hundred forty".