495456 has 48 divisors (see below), whose sum is σ = 1404144. Its totient is φ = 152064.

The previous prime is 495449. The next prime is 495457. The reversal of 495456 is 654594.

It is a tau number, because it is divible by the number of its divisors (48).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495457) by changing a digit.

495456 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1050 + ... + 1446.

It is an arithmetic number, because the mean of its divisors is an integer number (29253).

2⁴⁹⁵⁴⁵⁶ 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 495456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702072).

495456 is an abundant number, since it is smaller than the sum of its proper divisors (908688).

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

495456 is a wasteful number, since it uses less digits than its factorization.

495456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 415 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 495456 is about 703.8863544636. The cubic root of 495456 is about 79.1288821846.

The spelling of 495456 in words is "four hundred ninety-five thousand, four hundred fifty-six".