2206005 has 32 divisors (see below), whose sum is σ = 3846528. Its totient is φ = 1075200.

The previous prime is 2205989. The next prime is 2206021. The reversal of 2206005 is 5006022.

It is an interprime number because it is at equal distance from previous prime (2205989) and next prime (2206021).

It is not a de Polignac number, because 2206005 - 2⁴ = 2205989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10350 + ... + 10560.

It is an arithmetic number, because the mean of its divisors is an integer number (120204).

2^2206005 is an apocalyptic number.

It is an amenable number.

2206005 is a deficient number, since it is larger than the sum of its proper divisors (1640523).

2206005 is a wasteful number, since it uses less digits than its factorization.

2206005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2206005 is about 1485.2626030437. The cubic root of 2206005 is about 130.1773712977.

The spelling of 2206005 in words is "two million, two hundred six thousand, five".