499457376 has 144 divisors (see below), whose sum is σ = 1591703568. Its totient is φ = 147225600.

The previous prime is 499457369. The next prime is 499457377. The reversal of 499457376 is 673754994.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499457377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115086 + ... + 119346.

It is an arithmetic number, because the mean of its divisors is an integer number (11053497).

Almost surely, 2^499457376 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 499457376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795851784).

499457376 is an abundant number, since it is smaller than the sum of its proper divisors (1092246192).

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

499457376 is a wasteful number, since it uses less digits than its factorization.

499457376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4325 (or 4314 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 499457376 is about 22348.5430397599. The cubic root of 499457376 is about 793.4133014196.

The spelling of 499457376 in words is "four hundred ninety-nine million, four hundred fifty-seven thousand, three hundred seventy-six".