497549 has 4 divisors (see below), whose sum is σ = 535836. Its totient is φ = 459264.

The previous prime is 497537. The next prime is 497551. The reversal of 497549 is 945794.

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 265225 + 232324 = 515^2 + 482^2 .

It is a de Polignac number, because none of the positive numbers 2^k-497549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497509) 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, 19124 + ... + 19149.

It is an arithmetic number, because the mean of its divisors is an integer number (133959).

2⁴⁹⁷⁵⁴⁹ is an apocalyptic number.

It is an amenable number.

497549 is a deficient number, since it is larger than the sum of its proper divisors (38287).

497549 is a wasteful number, since it uses less digits than its factorization.

497549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38286.

The product of its digits is 45360, while the sum is 38.

The square root of 497549 is about 705.3715333071. The cubic root of 497549 is about 79.2401494389.

The spelling of 497549 in words is "four hundred ninety-seven thousand, five hundred forty-nine".