497345 has 4 divisors (see below), whose sum is σ = 596820. Its totient is φ = 397872.

The previous prime is 497339. The next prime is 497351. The reversal of 497345 is 543794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543794 = 2 ⋅271897.

It is an interprime number because it is at equal distance from previous prime (497339) and next prime (497351).

It can be written as a sum of positive squares in 2 ways, for example, as 142129 + 355216 = 377^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 497345 - 2⁶ = 497281 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49730 + ... + 49739.

It is an arithmetic number, because the mean of its divisors is an integer number (149205).

2⁴⁹⁷³⁴⁵ is an apocalyptic number.

It is an amenable number.

497345 is a deficient number, since it is larger than the sum of its proper divisors (99475).

497345 is an equidigital number, since it uses as much as digits as its factorization.

497345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99474.

The product of its digits is 15120, while the sum is 32.

The square root of 497345 is about 705.2269138370. The cubic root of 497345 is about 79.2293182107.

The spelling of 497345 in words is "four hundred ninety-seven thousand, three hundred forty-five".