497350656 has 216 divisors, whose sum is σ = 1585977120. Its totient is φ = 150036480.

The previous prime is 497350649. The next prime is 497350699. The reversal of 497350656 is 656053794.

497350656 is a `hidden beast` number, since 4 + 97 + 3 + 506 + 56 = 666.

It is a super-3 number, since 3×497350656³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2230161 + ... + 2230383.

Almost surely, 2^497350656 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 497350656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792988560).

497350656 is an abundant number, since it is smaller than the sum of its proper divisors (1088626464).

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

497350656 is a wasteful number, since it uses less digits than its factorization.

497350656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 497350656 is about 22301.3599585317. The cubic root of 497350656 is about 792.2961855175.

It can be divided in two parts, 497 and 350656, that added together give a palindrome (351153).

The spelling of 497350656 in words is "four hundred ninety-seven million, three hundred fifty thousand, six hundred fifty-six".