2162206506 has 16 divisors (see below), whose sum is σ = 4578790464. Its totient is φ = 678339264.

The previous prime is 2162206493. The next prime is 2162206511. The reversal of 2162206506 is 6056022612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10598950 + ... + 10599153.

It is an arithmetic number, because the mean of its divisors is an integer number (286174404).

Almost surely, 2^2162206506 is an apocalyptic number.

2162206506 is an abundant number, since it is smaller than the sum of its proper divisors (2416583958).

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

2162206506 is a wasteful number, since it uses less digits than its factorization.

2162206506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21198125.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2162206506 is about 46499.5323202288. The cubic root of 2162206506 is about 1293.1008283969.

The spelling of 2162206506 in words is "two billion, one hundred sixty-two million, two hundred six thousand, five hundred six".