497465280 has 448 divisors, whose sum is σ = 1952670720. Its totient is φ = 118444032.

The previous prime is 497465219. The next prime is 497465281. The reversal of 497465280 is 82564794.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497465281) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4829709 + ... + 4829811.

It is an arithmetic number, because the mean of its divisors is an integer number (4358640).

Almost surely, 2^497465280 is an apocalyptic number.

497465280 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 497465280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976335360).

497465280 is an abundant number, since it is smaller than the sum of its proper divisors (1455205440).

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

497465280 is a wasteful number, since it uses less digits than its factorization.

497465280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 497465280 is about 22303.9296985980. The cubic root of 497465280 is about 792.3570474607.

The spelling of 497465280 in words is "four hundred ninety-seven million, four hundred sixty-five thousand, two hundred eighty".