2006915 has 8 divisors (see below), whose sum is σ = 2421600. Its totient is φ = 1596672.

The previous prime is 2006903. The next prime is 2006923. The reversal of 2006915 is 5196002.

2006915 = 244² + 245² + ... + 273².

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

It is a cyclic number.

It is not a de Polignac number, because 2006915 - 2⁴ = 2006899 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14 + ... + 2003.

It is an arithmetic number, because the mean of its divisors is an integer number (302700).

2^2006915 is an apocalyptic number.

2006915 is a deficient number, since it is larger than the sum of its proper divisors (414685).

2006915 is a wasteful number, since it uses less digits than its factorization.

2006915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 2006915 is about 1416.6562744717. The cubic root of 2006915 is about 126.1371438614.

The spelling of 2006915 in words is "two million, six thousand, nine hundred fifteen".