499122000 has 480 divisors, whose sum is σ = 1971540480. Its totient is φ = 121305600.

The previous prime is 499121993. The next prime is 499122031. The reversal of 499122000 is 221994.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6317961 + ... + 6318039.

It is an arithmetic number, because the mean of its divisors is an integer number (4107376).

Almost surely, 2^499122000 is an apocalyptic number.

499122000 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 499122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (985770240).

499122000 is an abundant number, since it is smaller than the sum of its proper divisors (1472418480).

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

499122000 is a wasteful number, since it uses less digits than its factorization.

499122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 499122000 is about 22341.0384718347. The cubic root of 499122000 is about 793.2356744102.

Adding to 499122000 its reverse (221994), we get a palindrome (499343994).

The spelling of 499122000 in words is "four hundred ninety-nine million, one hundred twenty-two thousand".