2116526 has 4 divisors (see below), whose sum is σ = 3174792. Its totient is φ = 1058262.

The previous prime is 2116523. The next prime is 2116531. The reversal of 2116526 is 6256112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529130 + ... + 529133.

It is an arithmetic number, because the mean of its divisors is an integer number (793698).

2^2116526 is an apocalyptic number.

2116526 is a deficient number, since it is larger than the sum of its proper divisors (1058266).

2116526 is a wasteful number, since it uses less digits than its factorization.

2116526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058265.

The product of its digits is 720, while the sum is 23.

The square root of 2116526 is about 1454.8285122309. The cubic root of 2116526 is about 128.3929574331.

The spelling of 2116526 in words is "two million, one hundred sixteen thousand, five hundred twenty-six".