2042194860 has 72 divisors (see below), whose sum is σ = 6520703280. Its totient is φ = 515922048.

The previous prime is 2042194823. The next prime is 2042194919. The reversal of 2042194860 is 684912402.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 295147 + ... + 301986.

Almost surely, 2^2042194860 is an apocalyptic number.

2042194860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042194860 is an abundant number, since it is smaller than the sum of its proper divisors (4478508420).

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

2042194860 is a wasteful number, since it uses less digits than its factorization.

2042194860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597167 (or 597162 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2042194860 is about 45190.6501391604. The cubic root of 2042194860 is about 1268.7198251780.

The spelling of 2042194860 in words is "two billion, forty-two million, one hundred ninety-four thousand, eight hundred sixty".