487449396 has 144 divisors (see below), whose sum is σ = 1509790464. Its totient is φ = 129558528.

The previous prime is 487449383. The next prime is 487449401. The reversal of 487449396 is 693944784.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 213316 + ... + 215588.

It is an arithmetic number, because the mean of its divisors is an integer number (10484656).

Almost surely, 2^487449396 is an apocalyptic number.

487449396 is a gapful number since it is divisible by the number (46) 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 487449396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (754895232).

487449396 is an abundant number, since it is smaller than the sum of its proper divisors (1022341068).

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

487449396 is a wasteful number, since it uses less digits than its factorization.

487449396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350 (or 2345 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 487449396 is about 22078.2561811389. The cubic root of 487449396 is about 787.0032253123.

The spelling of 487449396 in words is "four hundred eighty-seven million, four hundred forty-nine thousand, three hundred ninety-six".