499477800 has 192 divisors, whose sum is σ = 1611504000. Its totient is φ = 127872000.

The previous prime is 499477793. The next prime is 499477807. The reversal of 499477800 is 8774994.

It is a happy number.

It is a Cunningham number, because it is equal to 22349²-1.

It is an interprime number because it is at equal distance from previous prime (499477793) and next prime (499477807).

It is a self number, because there is not a number n which added to its sum of digits gives 499477800.

It is not an unprimeable number, because it can be changed into a prime (499477807) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3307725 + ... + 3307875.

It is an arithmetic number, because the mean of its divisors is an integer number (8393250).

Almost surely, 2^499477800 is an apocalyptic number.

499477800 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 499477800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (805752000).

499477800 is an abundant number, since it is smaller than the sum of its proper divisors (1112026200).

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

499477800 is a wasteful number, since it uses less digits than its factorization.

499477800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 499477800 is about 22348.9999776276. Note that the first 4 decimals coincide. The cubic root of 499477800 is about 793.4241161245.

The spelling of 499477800 in words is "four hundred ninety-nine million, four hundred seventy-seven thousand, eight hundred".