2072021606 has 8 divisors (see below), whose sum is σ = 3115862400. Its totient is φ = 1033400808.

The previous prime is 2072021597. The next prime is 2072021669. The reversal of 2072021606 is 6061202702.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1304006 + ... + 1305593.

It is an arithmetic number, because the mean of its divisors is an integer number (389482800).

Almost surely, 2^2072021606 is an apocalyptic number.

2072021606 is a deficient number, since it is larger than the sum of its proper divisors (1043840794).

2072021606 is a wasteful number, since it uses less digits than its factorization.

2072021606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609998.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2072021606 is about 45519.4640346303. The cubic root of 2072021606 is about 1274.8666488241.

The spelling of 2072021606 in words is "two billion, seventy-two million, twenty-one thousand, six hundred six".