499178376 has 128 divisors (see below), whose sum is σ = 1422470400. Its totient is φ = 164182464.

The previous prime is 499178369. The next prime is 499178377. The reversal of 499178376 is 673871994.

It is a happy number.

499178376 is a `hidden beast` number, since 499 + 1 + 7 + 83 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499178377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1801950 + ... + 1802226.

It is an arithmetic number, because the mean of its divisors is an integer number (11113050).

Almost surely, 2^499178376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499178376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711235200).

499178376 is an abundant number, since it is smaller than the sum of its proper divisors (923292024).

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

499178376 is a wasteful number, since it uses less digits than its factorization.

499178376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 385 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 499178376 is about 22342.3001501636. The cubic root of 499178376 is about 793.2655386991.

The spelling of 499178376 in words is "four hundred ninety-nine million, one hundred seventy-eight thousand, three hundred seventy-six".