2042870797 has 16 divisors (see below), whose sum is σ = 2286797184. Its totient is φ = 1808800000.

The previous prime is 2042870777. The next prime is 2042870873. The reversal of 2042870797 is 7970782402.

It is a cyclic number.

It is not a de Polignac number, because 2042870797 - 2²⁷ = 1908653069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042870737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288297 + ... + 295297.

It is an arithmetic number, because the mean of its divisors is an integer number (142924824).

Almost surely, 2^2042870797 is an apocalyptic number.

It is an amenable number.

2042870797 is a deficient number, since it is larger than the sum of its proper divisors (243926387).

2042870797 is a wasteful number, since it uses less digits than its factorization.

2042870797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7700.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 2042870797 is about 45198.1282466431. The cubic root of 2042870797 is about 1268.8597857162.

The spelling of 2042870797 in words is "two billion, forty-two million, eight hundred seventy thousand, seven hundred ninety-seven".