497929440 has 192 divisors, whose sum is σ = 1639249920. Its totient is φ = 126904320.

The previous prime is 497929433. The next prime is 497929451. The reversal of 497929440 is 44929794.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 497929440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1621767 + ... + 1622073.

It is an arithmetic number, because the mean of its divisors is an integer number (8537760).

Almost surely, 2^497929440 is an apocalyptic number.

497929440 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 497929440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (819624960).

497929440 is an abundant number, since it is smaller than the sum of its proper divisors (1141320480).

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

497929440 is a wasteful number, since it uses less digits than its factorization.

497929440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 457 counting only the distinct ones).

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

The square root of 497929440 is about 22314.3326138157. The cubic root of 497929440 is about 792.6034071132.

The spelling of 497929440 in words is "four hundred ninety-seven million, nine hundred twenty-nine thousand, four hundred forty".