2782916028 has 30 divisors (see below), whose sum is σ = 7275093056. Its totient is φ = 927638568.

The previous prime is 2782916021. The next prime is 2782916029. The reversal of 2782916028 is 8206192872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2782916021) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4294300 + ... + 4294947.

Almost surely, 2^2782916028 is an apocalyptic number.

It is an amenable number.

2782916028 is an abundant number, since it is smaller than the sum of its proper divisors (4492177028).

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

2782916028 is a wasteful number, since it uses less digits than its factorization.

2782916028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8589263 (or 8589252 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 2782916028 is about 52753.3508698737. The cubic root of 2782916028 is about 1406.5873285691.

The spelling of 2782916028 in words is "two billion, seven hundred eighty-two million, nine hundred sixteen thousand, twenty-eight".