2061854594 has 8 divisors (see below), whose sum is σ = 3094996800. Its totient is φ = 1030188996.

The previous prime is 2061854591. The next prime is 2061854623. The reversal of 2061854594 is 4954581602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2061854591) 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 3 ways as a sum of consecutive naturals, for example, 365654 + ... + 371249.

It is an arithmetic number, because the mean of its divisors is an integer number (386874600).

Almost surely, 2^2061854594 is an apocalyptic number.

2061854594 is a deficient number, since it is larger than the sum of its proper divisors (1033142206).

2061854594 is a wasteful number, since it uses less digits than its factorization.

2061854594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738304.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 2061854594 is about 45407.6490692923. The cubic root of 2061854594 is about 1272.7780537274.

The spelling of 2061854594 in words is "two billion, sixty-one million, eight hundred fifty-four thousand, five hundred ninety-four".