2782662873 has 16 divisors (see below), whose sum is σ = 3731896320. Its totient is φ = 1844300304.

The previous prime is 2782662863. The next prime is 2782662877. The reversal of 2782662873 is 3782662872.

It is a happy number.

It is not a de Polignac number, because 2782662873 - 2¹³ = 2782654681 is a prime.

It is a super-2 number, since 2×2782662873² = 15486425329545228258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2782662877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389548 + ... + 396626.

It is an arithmetic number, because the mean of its divisors is an integer number (233243520).

Almost surely, 2^2782662873 is an apocalyptic number.

It is an amenable number.

2782662873 is a deficient number, since it is larger than the sum of its proper divisors (949233447).

2782662873 is a wasteful number, since it uses less digits than its factorization.

2782662873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828.

The product of its digits is 2709504, while the sum is 51.

The square root of 2782662873 is about 52750.9513942640. The cubic root of 2782662873 is about 1406.5446760170.

Subtracting 2782662873 from its reverse (3782662872), we obtain a palindrome (999999999).

The spelling of 2782662873 in words is "two billion, seven hundred eighty-two million, six hundred sixty-two thousand, eight hundred seventy-three".