497623338 has 120 divisors (see below), whose sum is σ = 1203789312. Its totient is φ = 153579888.

The previous prime is 497623333. The next prime is 497623351. The reversal of 497623338 is 833326794.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 497623293 and 497623302.

It is not an unprimeable number, because it can be changed into a prime (497623333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3918231 + ... + 3918357.

Almost surely, 2^497623338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497623338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601894656).

497623338 is an abundant number, since it is smaller than the sum of its proper divisors (706165974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

497623338 is a wasteful number, since it uses less digits than its factorization.

497623338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 218 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 497623338 is about 22307.4726941444. The cubic root of 497623338 is about 792.4409562370.

The spelling of 497623338 in words is "four hundred ninety-seven million, six hundred twenty-three thousand, three hundred thirty-eight".