2985916782 has 8 divisors (see below), whose sum is σ = 5971833576. Its totient is φ = 995305592.

The previous prime is 2985916777. The next prime is 2985916789. The reversal of 2985916782 is 2876195892.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2985916782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2985916789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248826393 + ... + 248826404.

It is an arithmetic number, because the mean of its divisors is an integer number (746479197).

Almost surely, 2^2985916782 is an apocalyptic number.

2985916782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2985916782 is a wasteful number, since it uses less digits than its factorization.

2985916782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497652802.

The product of its digits is 4354560, while the sum is 57.

The square root of 2985916782 is about 54643.5429122234. The cubic root of 2985916782 is about 1439.9891945563.

The spelling of 2985916782 in words is "two billion, nine hundred eighty-five million, nine hundred sixteen thousand, seven hundred eighty-two".