2116534 has 16 divisors (see below), whose sum is σ = 3842208. Its totient is φ = 853632.

The previous prime is 2116531. The next prime is 2116537. The reversal of 2116534 is 4356112.

It is an interprime number because it is at equal distance from previous prime (2116531) and next prime (2116537).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116531) 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, 4209 + ... + 4684.

It is an arithmetic number, because the mean of its divisors is an integer number (240138).

2^2116534 is an apocalyptic number.

2116534 is a deficient number, since it is larger than the sum of its proper divisors (1725674).

2116534 is a wasteful number, since it uses less digits than its factorization.

2116534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8919.

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

The square root of 2116534 is about 1454.8312616933. The cubic root of 2116534 is about 128.3931191986.

The spelling of 2116534 in words is "two million, one hundred sixteen thousand, five hundred thirty-four".