2162506 has 16 divisors (see below), whose sum is σ = 3452544. Its totient is φ = 1013584.

The previous prime is 2162497. The next prime is 2162507. The reversal of 2162506 is 6052612.

It is not an unprimeable number, because it can be changed into a prime (2162507) 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, 1995 + ... + 2881.

It is an arithmetic number, because the mean of its divisors is an integer number (215784).

2^2162506 is an apocalyptic number.

2162506 is a deficient number, since it is larger than the sum of its proper divisors (1290038).

2162506 is a wasteful number, since it uses less digits than its factorization.

2162506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2162506 is about 1470.5461570451. The cubic root of 2162506 is about 129.3160529457.

The spelling of 2162506 in words is "two million, one hundred sixty-two thousand, five hundred six".