2185114442 has 16 divisors (see below), whose sum is σ = 3809401920. Its totient is φ = 920604768.

The previous prime is 2185114423. The next prime is 2185114457. The reversal of 2185114442 is 2444115812.

It is a junction number, because it is equal to n+sod(n) for n = 2185114399 and 2185114408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321883 + ... + 1323534.

It is an arithmetic number, because the mean of its divisors is an integer number (238087620).

Almost surely, 2^2185114442 is an apocalyptic number.

2185114442 is a deficient number, since it is larger than the sum of its proper divisors (1624287478).

2185114442 is a wasteful number, since it uses less digits than its factorization.

2185114442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645485.

The product of its digits is 10240, while the sum is 32.

The square root of 2185114442 is about 46745.2076902007. The cubic root of 2185114442 is about 1297.6514682660.

The spelling of 2185114442 in words is "two billion, one hundred eighty-five million, one hundred fourteen thousand, four hundred forty-two".