497667000 has 128 divisors (see below), whose sum is σ = 1634630400. Its totient is φ = 125712000.

The previous prime is 497666977. The next prime is 497667007. The reversal of 497667000 is 766794.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 497667000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497667007) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 52635 + ... + 61365.

It is an arithmetic number, because the mean of its divisors is an integer number (12770550).

Almost surely, 2^497667000 is an apocalyptic number.

497667000 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 497667000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817315200).

497667000 is an abundant number, since it is smaller than the sum of its proper divisors (1136963400).

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

497667000 is a wasteful number, since it uses less digits than its factorization.

497667000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8774 (or 8760 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 497667000 is about 22308.4513133476. The cubic root of 497667000 is about 792.4641320961.

The spelling of 497667000 in words is "four hundred ninety-seven million, six hundred sixty-seven thousand".