495058 has 4 divisors (see below), whose sum is σ = 742590. Its totient is φ = 247528.

The previous prime is 495043. The next prime is 495067. The reversal of 495058 is 850594.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 850594 = 2 ⋅425297.

It can be written as a sum of positive squares in only one way, i.e., 388129 + 106929 = 623^2 + 327^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 13.

It is an unprimeable number.

495058 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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123763 + ... + 123766.

2⁴⁹⁵⁰⁵⁸ is an apocalyptic number.

495058 is a deficient number, since it is larger than the sum of its proper divisors (247532).

495058 is a wasteful number, since it uses less digits than its factorization.

495058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247531.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 495058 is about 703.6035815713. The cubic root of 495058 is about 79.1076884212.

The spelling of 495058 in words is "four hundred ninety-five thousand, fifty-eight".