456942 has 8 divisors (see below), whose sum is σ = 913896. Its totient is φ = 152312.

The previous prime is 456923. The next prime is 456949. The reversal of 456942 is 249654.

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

456942 is an admirable number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁴ + 5⁵ + 9⁵ + 6⁴ + 4⁹ + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456949) 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, 38073 + ... + 38084.

It is an arithmetic number, because the mean of its divisors is an integer number (114237).

2⁴⁵⁶⁹⁴² is an apocalyptic number.

456942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

456942 is a wasteful number, since it uses less digits than its factorization.

456942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76162.

The product of its digits is 8640, while the sum is 30.

The square root of 456942 is about 675.9748516032. The cubic root of 456942 is about 77.0229874584.

The spelling of 456942 in words is "four hundred fifty-six thousand, nine hundred forty-two".