495636 has 24 divisors (see below), whose sum is σ = 1170624. Its totient is φ = 163200.

The previous prime is 495629. The next prime is 495637. The reversal of 495636 is 636594.

495636 = T₃₄₈ + T₃₄₉ + ... + T₃₅₅.

It is a happy number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 495597 and 495606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036 + ... + 1436.

It is an arithmetic number, because the mean of its divisors is an integer number (48776).

2⁴⁹⁵⁶³⁶ is an apocalyptic number.

It is an amenable number.

495636 is an abundant number, since it is smaller than the sum of its proper divisors (674988).

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

495636 is a wasteful number, since it uses less digits than its factorization.

495636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 509 counting only the distinct ones).

The product of its digits is 19440, while the sum is 33.

The square root of 495636 is about 704.0142044022. The cubic root of 495636 is about 79.1384635765.

The spelling of 495636 in words is "four hundred ninety-five thousand, six hundred thirty-six".