497408329 has 4 divisors (see below), whose sum is σ = 542627280. Its totient is φ = 452189380.

The previous prime is 497408323. The next prime is 497408333. The reversal of 497408329 is 923804794.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 497408329 - 2⁵ = 497408297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497408323) 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, 22609459 + ... + 22609480.

It is an arithmetic number, because the mean of its divisors is an integer number (135656820).

Almost surely, 2^497408329 is an apocalyptic number.

It is an amenable number.

497408329 is a deficient number, since it is larger than the sum of its proper divisors (45218951).

497408329 is a wasteful number, since it uses less digits than its factorization.

497408329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45218950.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 497408329 is about 22302.6529587850. The cubic root of 497408329 is about 792.3268093381.

The spelling of 497408329 in words is "four hundred ninety-seven million, four hundred eight thousand, three hundred twenty-nine".