499590135 has 48 divisors (see below), whose sum is σ = 1000265760. Its totient is φ = 227973120.

The previous prime is 499590131. The next prime is 499590167. The reversal of 499590135 is 531095994.

It is a happy number.

499590135 is a `hidden beast` number, since 49 + 9 + 590 + 13 + 5 = 666.

It is not a de Polignac number, because 499590135 - 2² = 499590131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499590131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21270 + ... + 38099.

It is an arithmetic number, because the mean of its divisors is an integer number (20838870).

Almost surely, 2^499590135 is an apocalyptic number.

499590135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

499590135 is an abundant number, since it is smaller than the sum of its proper divisors (500675625).

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

499590135 is a wasteful number, since it uses less digits than its factorization.

499590135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59408 (or 59405 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 499590135 is about 22351.5130360340. The cubic root of 499590135 is about 793.4835933205.

The spelling of 499590135 in words is "four hundred ninety-nine million, five hundred ninety thousand, one hundred thirty-five".