497149 has 4 divisors (see below), whose sum is σ = 501820. Its totient is φ = 492480.

The previous prime is 497141. The next prime is 497153. The reversal of 497149 is 941794.

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 257049 + 240100 = 507^2 + 490^2 .

It is a cyclic number.

It is not a de Polignac number, because 497149 - 2³ = 497141 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 (497141) 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, 2172 + ... + 2389.

It is an arithmetic number, because the mean of its divisors is an integer number (125455).

2⁴⁹⁷¹⁴⁹ is an apocalyptic number.

It is an amenable number.

497149 is a deficient number, since it is larger than the sum of its proper divisors (4671).

497149 is a wasteful number, since it uses less digits than its factorization.

497149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670.

The product of its digits is 9072, while the sum is 34.

The square root of 497149 is about 705.0879377780. The cubic root of 497149 is about 79.2189089464.

It can be divided in two parts, 497 and 149, that added together give a palindrome (646).

The spelling of 497149 in words is "four hundred ninety-seven thousand, one hundred forty-nine".