499300000 has 72 divisors (see below), whose sum is σ = 1228913532. Its totient is φ = 199680000.

The previous prime is 499299953. The next prime is 499300049. The reversal of 499300000 is 3994.

It can be written as a sum of positive squares in 6 ways, for example, as 87534736 + 411765264 = 9356^2 + 20292^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97504 + ... + 102496.

Almost surely, 2^499300000 is an apocalyptic number.

499300000 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 499300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614456766).

499300000 is an abundant number, since it is smaller than the sum of its proper divisors (729613532).

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

499300000 is an frugal number, since it uses more digits than its factorization.

499300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5028 (or 5000 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 499300000 is about 22345.0218169506. The cubic root of 499300000 is about 793.3299594204.

Adding to 499300000 its reverse (3994), we get a palindrome (499303994).

The spelling of 499300000 in words is "four hundred ninety-nine million, three hundred thousand".