486562440 has 256 divisors, whose sum is σ = 1902942720. Its totient is φ = 96583680.

The previous prime is 486562429. The next prime is 486562441. The reversal of 486562440 is 44265684.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (486562441) 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, 184330 + ... + 186950.

It is an arithmetic number, because the mean of its divisors is an integer number (7433370).

Almost surely, 2^486562440 is an apocalyptic number.

486562440 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 486562440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951471360).

486562440 is an abundant number, since it is smaller than the sum of its proper divisors (1416380280).

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

486562440 is a wasteful number, since it uses less digits than its factorization.

486562440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672 (or 2668 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 39.

The square root of 486562440 is about 22058.1603947383. The cubic root of 486562440 is about 786.5255955341.

The spelling of 486562440 in words is "four hundred eighty-six million, five hundred sixty-two thousand, four hundred forty".