2840822042 has 4 divisors (see below), whose sum is σ = 4261233066. Its totient is φ = 1420411020.

The previous prime is 2840822027. The next prime is 2840822057. The reversal of 2840822042 is 2402280482.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2840822027) and next prime (2840822057).

It can be written as a sum of positive squares in only one way, i.e., 2642885281 + 197936761 = 51409^2 + 14069^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710205509 + ... + 710205512.

Almost surely, 2^2840822042 is an apocalyptic number.

2840822042 is a deficient number, since it is larger than the sum of its proper divisors (1420411024).

2840822042 is a wasteful number, since it uses less digits than its factorization.

2840822042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420411023.

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 2840822042 is about 53299.3624914970. The cubic root of 2840822042 is about 1416.2763715845.

The spelling of 2840822042 in words is "two billion, eight hundred forty million, eight hundred twenty-two thousand, forty-two".