456242 has 8 divisors (see below), whose sum is σ = 689196. Its totient is φ = 226512.

The previous prime is 456241. The next prime is 456283. The reversal of 456242 is 242654.

Added to its reverse (242654) it gives a square (698896 = 836²).

It can be written as a sum of positive squares in 2 ways, for example, as 436921 + 19321 = 661^2 + 139^2 .

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

It is not an unprimeable number, because it can be changed into a prime (456241) 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, 413 + ... + 1040.

2⁴⁵⁶²⁴² is an apocalyptic number.

456242 is a deficient number, since it is larger than the sum of its proper divisors (232954).

456242 is a wasteful number, since it uses less digits than its factorization.

456242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612.

The product of its digits is 1920, while the sum is 23.

The square root of 456242 is about 675.4568824137. The cubic root of 456242 is about 76.9836362596.

Adding to 456242 its reverse (242654), we get a palindrome (698896).

The spelling of 456242 in words is "four hundred fifty-six thousand, two hundred forty-two".