495542 has 4 divisors (see below), whose sum is σ = 743316. Its totient is φ = 247770.

The previous prime is 495527. The next prime is 495557. The reversal of 495542 is 245594.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (495527) and next prime (495557).

It is a congruent number.

It is an unprimeable number.

495542 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 123884 + ... + 123887.

It is an arithmetic number, because the mean of its divisors is an integer number (185829).

2⁴⁹⁵⁵⁴² is an apocalyptic number.

495542 is a deficient number, since it is larger than the sum of its proper divisors (247774).

495542 is a wasteful number, since it uses less digits than its factorization.

495542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247773.

The product of its digits is 7200, while the sum is 29.

The square root of 495542 is about 703.9474412199. The cubic root of 495542 is about 79.1334602502.

The spelling of 495542 in words is "four hundred ninety-five thousand, five hundred forty-two".