2059421206 has 4 divisors (see below), whose sum is σ = 3089131812. Its totient is φ = 1029710602.

The previous prime is 2059421197. The next prime is 2059421207. The reversal of 2059421206 is 6021249502.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6021249502 = 2 ⋅3010624751.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2059421207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514855300 + ... + 514855303.

It is an arithmetic number, because the mean of its divisors is an integer number (772282953).

Almost surely, 2^2059421206 is an apocalyptic number.

2059421206 is a deficient number, since it is larger than the sum of its proper divisors (1029710606).

2059421206 is a wasteful number, since it uses less digits than its factorization.

2059421206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029710605.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2059421206 is about 45380.8462459659. The cubic root of 2059421206 is about 1272.2771483663.

The spelling of 2059421206 in words is "two billion, fifty-nine million, four hundred twenty-one thousand, two hundred six".