497493238 has 16 divisors (see below), whose sum is σ = 815950080. Its totient is φ = 225613800.

The previous prime is 497493233. The next prime is 497493259. The reversal of 497493238 is 832394794.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 497493191 and 497493200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497493233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16098 + ... + 35413.

It is an arithmetic number, because the mean of its divisors is an integer number (50996880).

Almost surely, 2^497493238 is an apocalyptic number.

497493238 is a deficient number, since it is larger than the sum of its proper divisors (318456842).

497493238 is a wasteful number, since it uses less digits than its factorization.

497493238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51963.

The product of its digits is 1306368, while the sum is 49.

The square root of 497493238 is about 22304.5564403330. The cubic root of 497493238 is about 792.3718909109.

The spelling of 497493238 in words is "four hundred ninety-seven million, four hundred ninety-three thousand, two hundred thirty-eight".