495547 has 4 divisors (see below), whose sum is σ = 533680. Its totient is φ = 457416.

The previous prime is 495527. The next prime is 495557. The reversal of 495547 is 745594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 745594 = 2 ⋅372797.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-495547 is a prime.

It is a Duffinian number.

495547 is a lucky number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (495527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19047 + ... + 19072.

It is an arithmetic number, because the mean of its divisors is an integer number (133420).

2⁴⁹⁵⁵⁴⁷ is an apocalyptic number.

495547 is a deficient number, since it is larger than the sum of its proper divisors (38133).

495547 is a wasteful number, since it uses less digits than its factorization.

495547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38132.

The product of its digits is 25200, while the sum is 34.

The square root of 495547 is about 703.9509926124. The cubic root of 495547 is about 79.1337264005.

Subtracting 495547 from its reverse (745594), we obtain a cube (250047 = 63³).

The spelling of 495547 in words is "four hundred ninety-five thousand, five hundred forty-seven".