499258368 has 264 divisors, whose sum is σ = 1686072960. Its totient is φ = 139345920.

The previous prime is 499258367. The next prime is 499258369. The reversal of 499258368 is 863852994.

It is an interprime number because it is at equal distance from previous prime (499258367) and next prime (499258369).

It is a super-3 number, since 3×499258368³ (a number of 27 digits) contains 333 as substring.

Its product of digits (3732480) is a multiple of the sum of its prime divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499258367) 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, 4580298 + ... + 4580406.

It is an arithmetic number, because the mean of its divisors is an integer number (6386640).

Almost surely, 2^499258368 is an apocalyptic number.

499258368 is a gapful number since it is divisible by the number (48) 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 499258368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843036480).

499258368 is an abundant number, since it is smaller than the sum of its proper divisors (1186814592).

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

499258368 is a wasteful number, since it uses less digits than its factorization.

499258368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 192 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 499258368 is about 22344.0902253817. The cubic root of 499258368 is about 793.3079093297.

The spelling of 499258368 in words is "four hundred ninety-nine million, two hundred fifty-eight thousand, three hundred sixty-eight".