495445 has 4 divisors (see below), whose sum is σ = 594540. Its totient is φ = 396352.

The previous prime is 495437. The next prime is 495449. The reversal of 495445 is 544594.

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

It can be written as a sum of positive squares in 2 ways, for example, as 303601 + 191844 = 551^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 495445 - 2³ = 495437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495449) 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, 49540 + ... + 49549.

It is an arithmetic number, because the mean of its divisors is an integer number (148635).

2⁴⁹⁵⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

495445 is a deficient number, since it is larger than the sum of its proper divisors (99095).

495445 is an equidigital number, since it uses as much as digits as its factorization.

495445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99094.

The product of its digits is 14400, while the sum is 31.

The square root of 495445 is about 703.8785406588. The cubic root of 495445 is about 79.1282965799.

The spelling of 495445 in words is "four hundred ninety-five thousand, four hundred forty-five".