2840586942 has 16 divisors (see below), whose sum is σ = 5736332160. Its totient is φ = 937669272.

The previous prime is 2840586913. The next prime is 2840586943. The reversal of 2840586942 is 2496850482.

It is a happy number.

It is a super-2 number, since 2×2840586942² = 16137868350121822728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2840586891 and 2840586900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840586943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297592 + ... + 2298827.

It is an arithmetic number, because the mean of its divisors is an integer number (358520760).

Almost surely, 2^2840586942 is an apocalyptic number.

2840586942 is an abundant number, since it is smaller than the sum of its proper divisors (2895745218).

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

2840586942 is a wasteful number, since it uses less digits than its factorization.

2840586942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596527.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The square root of 2840586942 is about 53297.1569785856. The cubic root of 2840586942 is about 1416.2373012315.

The spelling of 2840586942 in words is "two billion, eight hundred forty million, five hundred eighty-six thousand, nine hundred forty-two".