497444800 has 84 divisors (see below), whose sum is σ = 1254044736. Its totient is φ = 194099200.

The previous prime is 497444797. The next prime is 497444807. The reversal of 497444800 is 8444794.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497444807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61809 + ... + 69391.

It is an arithmetic number, because the mean of its divisors is an integer number (14929104).

Almost surely, 2^497444800 is an apocalyptic number.

497444800 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 497444800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627022368).

497444800 is an abundant number, since it is smaller than the sum of its proper divisors (756599936).

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

497444800 is a wasteful number, since it uses less digits than its factorization.

497444800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646 (or 7631 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 497444800 is about 22303.4705819520. The cubic root of 497444800 is about 792.3461738743.

The spelling of 497444800 in words is "four hundred ninety-seven million, four hundred forty-four thousand, eight hundred".