495145 has 24 divisors (see below), whose sum is σ = 722304. Its totient is φ = 324576.

The previous prime is 495139. The next prime is 495149. The reversal of 495145 is 541594.

495145 = 218² + 219² + ... + 227².

It is not a de Polignac number, because 495145 - 2⁵ = 495113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (495149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10512 + ... + 10558.

It is an arithmetic number, because the mean of its divisors is an integer number (30096).

2⁴⁹⁵¹⁴⁵ is an apocalyptic number.

It is an amenable number.

495145 is a deficient number, since it is larger than the sum of its proper divisors (227159).

495145 is a wasteful number, since it uses less digits than its factorization.

495145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 102 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 495145 is about 703.6654034412. The cubic root of 495145 is about 79.1123221987.

The spelling of 495145 in words is "four hundred ninety-five thousand, one hundred forty-five".