499144392 has 96 divisors (see below), whose sum is σ = 1405647360. Its totient is φ = 159840000.

The previous prime is 499144379. The next prime is 499144397. The reversal of 499144392 is 293441994.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (499144397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 336292 + ... + 337772.

It is an arithmetic number, because the mean of its divisors is an integer number (14642160).

Almost surely, 2^499144392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499144392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702823680).

499144392 is an abundant number, since it is smaller than the sum of its proper divisors (906502968).

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

499144392 is a wasteful number, since it uses less digits than its factorization.

499144392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675 (or 1668 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 499144392 is about 22341.5396067505. The cubic root of 499144392 is about 793.2475364850.

The spelling of 499144392 in words is "four hundred ninety-nine million, one hundred forty-four thousand, three hundred ninety-two".