497853720 has 432 divisors, whose sum is σ = 2050317360. Its totient is φ = 104412672.

The previous prime is 497853689. The next prime is 497853737. The reversal of 497853720 is 27358794.

497853720 is a `hidden beast` number, since 4 + 97 + 8 + 537 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 2981077 + ... + 2981243.

It is an arithmetic number, because the mean of its divisors is an integer number (4746105).

Almost surely, 2^497853720 is an apocalyptic number.

497853720 is a gapful number since it is divisible by the number (40) 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 497853720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025158680).

497853720 is an abundant number, since it is smaller than the sum of its proper divisors (1552463640).

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

497853720 is a wasteful number, since it uses less digits than its factorization.

497853720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 497853720 is about 22312.6358819392. The cubic root of 497853720 is about 792.5632280787.

The spelling of 497853720 in words is "four hundred ninety-seven million, eight hundred fifty-three thousand, seven hundred twenty".