499612620 has 48 divisors (see below), whose sum is σ = 1506526560. Its totient is φ = 122981376.

The previous prime is 499612583. The next prime is 499612637. The reversal of 499612620 is 26216994.

It is a super-2 number, since 2×499612620² = 499225540126528800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 319485 + ... + 321044.

It is an arithmetic number, because the mean of its divisors is an integer number (31385970).

Almost surely, 2^499612620 is an apocalyptic number.

It is an amenable number.

499612620 is an abundant number, since it is smaller than the sum of its proper divisors (1006913940).

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

499612620 is a wasteful number, since it uses less digits than its factorization.

499612620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640554 (or 640552 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 499612620 is about 22352.0160164581. The cubic root of 499612620 is about 793.4954972191.

The spelling of 499612620 in words is "four hundred ninety-nine million, six hundred twelve thousand, six hundred twenty".