495289 has 2 divisors, whose sum is σ = 495290. Its totient is φ = 495288.

The previous prime is 495277. The next prime is 495301. The reversal of 495289 is 982594.

It is a balanced prime because it is at equal distance from previous prime (495277) and next prime (495301).

It can be written as a sum of positive squares in only one way, i.e., 384400 + 110889 = 620^2 + 333^2 .

It is a cyclic number.

It is not a de Polignac number, because 495289 - 2⁷ = 495161 is a prime.

It is a super-2 number, since 2×495289² = 490622387042, which contains 22 as substring.

495289 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (495269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247644 + 247645.

It is an arithmetic number, because the mean of its divisors is an integer number (247645).

2⁴⁹⁵²⁸⁹ is an apocalyptic number.

It is an amenable number.

495289 is a deficient number, since it is larger than the sum of its proper divisors (1).

495289 is an equidigital number, since it uses as much as digits as its factorization.

495289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 495289 is about 703.7677173613. The cubic root of 495289 is about 79.1199907067.

It can be divided in two parts, 4952 and 89, that added together give a square (5041 = 71²).

The spelling of 495289 in words is "four hundred ninety-five thousand, two hundred eighty-nine".