499235520 has 168 divisors, whose sum is σ = 1844033904. Its totient is φ = 114100224.

The previous prime is 499235519. The next prime is 499235531. The reversal of 499235520 is 25532994.

It is a tau number, because it is divible by the number of its divisors (168).

It is a super-2 number, since 2×499235520² = 498472208859340800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41734 + ... + 52346.

Almost surely, 2^499235520 is an apocalyptic number.

499235520 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 499235520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922016952).

499235520 is an abundant number, since it is smaller than the sum of its proper divisors (1344798384).

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

499235520 is a wasteful number, since it uses less digits than its factorization.

499235520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10647 (or 10630 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 499235520 is about 22343.5789434012. The cubic root of 499235520 is about 793.2958075291.

The spelling of 499235520 in words is "four hundred ninety-nine million, two hundred thirty-five thousand, five hundred twenty".