497922768 has 160 divisors (see below), whose sum is σ = 1704652800. Its totient is φ = 136059264.

The previous prime is 497922767. The next prime is 497922769. The reversal of 497922768 is 867229794.

497922768 is a `hidden beast` number, since 497 + 92 + 2 + 7 + 68 = 666.

It is an interprime number because it is at equal distance from previous prime (497922767) and next prime (497922769).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497922767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65973 + ... + 73131.

It is an arithmetic number, because the mean of its divisors is an integer number (10654080).

Almost surely, 2^497922768 is an apocalyptic number.

497922768 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 497922768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852326400).

497922768 is an abundant number, since it is smaller than the sum of its proper divisors (1206730032).

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

497922768 is a wasteful number, since it uses less digits than its factorization.

497922768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7206 (or 7194 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 497922768 is about 22314.1831129889. The cubic root of 497922768 is about 792.5998669372.

The spelling of 497922768 in words is "four hundred ninety-seven million, nine hundred twenty-two thousand, seven hundred sixty-eight".