2215006 has 4 divisors (see below), whose sum is σ = 3322512. Its totient is φ = 1107502.

The previous prime is 2214997. The next prime is 2215009. The reversal of 2215006 is 6005122.

It is a happy number.

2215006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (2215009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553750 + ... + 553753.

It is an arithmetic number, because the mean of its divisors is an integer number (830628).

2^2215006 is an apocalyptic number.

2215006 is a deficient number, since it is larger than the sum of its proper divisors (1107506).

2215006 is a wasteful number, since it uses less digits than its factorization.

2215006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107505.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2215006 is about 1488.2896223518. The cubic root of 2215006 is about 130.3541820915.

The spelling of 2215006 in words is "two million, two hundred fifteen thousand, six".