499700040 has 192 divisors, whose sum is σ = 1846800000. Its totient is φ = 107476992.

The previous prime is 499700039. The next prime is 499700053. The reversal of 499700040 is 40007994.

It is a junction number, because it is equal to n+sod(n) for n = 499699974 and 499700010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97461 + ... + 102459.

It is an arithmetic number, because the mean of its divisors is an integer number (9618750).

Almost surely, 2^499700040 is an apocalyptic number.

499700040 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 499700040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (923400000).

499700040 is an abundant number, since it is smaller than the sum of its proper divisors (1347099960).

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

499700040 is a wasteful number, since it uses less digits than its factorization.

499700040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5044 (or 5033 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 499700040 is about 22353.9714592284. The cubic root of 499700040 is about 793.5417752941.

The spelling of 499700040 in words is "four hundred ninety-nine million, seven hundred thousand, forty".