497923860 has 192 divisors, whose sum is σ = 1661829120. Its totient is φ = 109002240.

The previous prime is 497923841. The next prime is 497923883. The reversal of 497923860 is 68329794.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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 63 ways as a sum of consecutive naturals, for example, 2174226 + ... + 2174454.

It is an arithmetic number, because the mean of its divisors is an integer number (8655360).

Almost surely, 2^497923860 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 497923860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830914560).

497923860 is an abundant number, since it is smaller than the sum of its proper divisors (1163905260).

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

497923860 is a wasteful number, since it uses less digits than its factorization.

497923860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 497923860 is about 22314.2075817180. The cubic root of 497923860 is about 792.6004463567.

The spelling of 497923860 in words is "four hundred ninety-seven million, nine hundred twenty-three thousand, eight hundred sixty".