2006428658 has 16 divisors (see below), whose sum is σ = 3250959936. Its totient is φ = 923242320.

The previous prime is 2006428651. The next prime is 2006428663. The reversal of 2006428658 is 8568246002.

It is not an unprimeable number, because it can be changed into a prime (2006428651) 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, 107966 + ... + 125177.

It is an arithmetic number, because the mean of its divisors is an integer number (203184996).

Almost surely, 2^2006428658 is an apocalyptic number.

2006428658 is a deficient number, since it is larger than the sum of its proper divisors (1244531278).

2006428658 is a wasteful number, since it uses less digits than its factorization.

2006428658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233489.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 2006428658 is about 44793.1764669576. The cubic root of 2006428658 is about 1261.2695396848.

The spelling of 2006428658 in words is "two billion, six million, four hundred twenty-eight thousand, six hundred fifty-eight".