497711736 has 64 divisors (see below), whose sum is σ = 1389600000. Its totient is φ = 165055968.

The previous prime is 497711729. The next prime is 497711779. The reversal of 497711736 is 637117794.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 497711691 and 497711700.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 37195 + ... + 48773.

It is an arithmetic number, because the mean of its divisors is an integer number (21712500).

Almost surely, 2^497711736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497711736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694800000).

497711736 is an abundant number, since it is smaller than the sum of its proper divisors (891888264).

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

497711736 is a wasteful number, since it uses less digits than its factorization.

497711736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11793 (or 11783 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 497711736 is about 22309.4539601488. The cubic root of 497711736 is about 792.4878766302.

The spelling of 497711736 in words is "four hundred ninety-seven million, seven hundred eleven thousand, seven hundred thirty-six".