495320 has 64 divisors (see below), whose sum is σ = 1339200. Its totient is φ = 161280.

The previous prime is 495307. The next prime is 495323. The reversal of 495320 is 23594.

495320 = 263² + 264² + ... + 269².

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495323) 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 15 ways as a sum of consecutive naturals, for example, 8090 + ... + 8150.

It is an arithmetic number, because the mean of its divisors is an integer number (20925).

2⁴⁹⁵³²⁰ is an apocalyptic number.

495320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669600).

495320 is an abundant number, since it is smaller than the sum of its proper divisors (843880).

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

495320 is a wasteful number, since it uses less digits than its factorization.

495320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 495320 is about 703.7897413290. The cubic root of 495320 is about 79.1216413716.

The spelling of 495320 in words is "four hundred ninety-five thousand, three hundred twenty".