2768280858 has 48 divisors (see below), whose sum is σ = 6864549120. Its totient is φ = 789811488.

The previous prime is 2768280857. The next prime is 2768280859. The reversal of 2768280858 is 8580828672.

It is an interprime number because it is at equal distance from previous prime (2768280857) and next prime (2768280859).

It is not an unprimeable number, because it can be changed into a prime (2768280857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75316 + ... + 105872.

It is an arithmetic number, because the mean of its divisors is an integer number (143011440).

Almost surely, 2^2768280858 is an apocalyptic number.

2768280858 is an abundant number, since it is smaller than the sum of its proper divisors (4096268262).

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

2768280858 is a wasteful number, since it uses less digits than its factorization.

2768280858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31291 (or 31288 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 54.

The square root of 2768280858 is about 52614.4548389509. The cubic root of 2768280858 is about 1404.1172771979.

The spelling of 2768280858 in words is "two billion, seven hundred sixty-eight million, two hundred eighty thousand, eight hundred fifty-eight".