499455 has 24 divisors (see below), whose sum is σ = 945360. Its totient is φ = 241920.

The previous prime is 499439. The next prime is 499459. The reversal of 499455 is 554994.

499455 = 54³ + 55³ + 56³.

It is not a de Polignac number, because 499455 - 2⁴ = 499439 is a prime.

It is a plaindrome in base 16.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499459) 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, 10 + ... + 999.

It is an arithmetic number, because the mean of its divisors is an integer number (39390).

2⁴⁹⁹⁴⁵⁵ is an apocalyptic number.

499455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

499455 is a deficient number, since it is larger than the sum of its proper divisors (445905).

499455 is a wasteful number, since it uses less digits than its factorization.

499455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031 (or 1028 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 499455 is about 706.7213029193. The cubic root of 499455 is about 79.3412043286.

The spelling of 499455 in words is "four hundred ninety-nine thousand, four hundred fifty-five".