497737728 has 168 divisors, whose sum is σ = 1480630008. Its totient is φ = 161021952.

The previous prime is 497737711. The next prime is 497737729. The reversal of 497737728 is 827737794.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497737729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3170226 + ... + 3170382.

Almost surely, 2^497737728 is an apocalyptic number.

497737728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497737728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740315004).

497737728 is an abundant number, since it is smaller than the sum of its proper divisors (982892280).

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

497737728 is a wasteful number, since it uses less digits than its factorization.

497737728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 205 counting only the distinct ones).

The product of its digits is 4148928, while the sum is 54.

The square root of 497737728 is about 22310.0364858509. The cubic root of 497737728 is about 792.5016717549.

The spelling of 497737728 in words is "four hundred ninety-seven million, seven hundred thirty-seven thousand, seven hundred twenty-eight".