2205499 has 4 divisors (see below), whose sum is σ = 2215360. Its totient is φ = 2195640.

The previous prime is 2205487. The next prime is 2205503. The reversal of 2205499 is 9945022.

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

It is a cyclic number.

It is not a de Polignac number, because 2205499 - 2²¹ = 108347 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2205499.

It is not an unprimeable number, because it can be changed into a prime (2205409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4587 + ... + 5044.

It is an arithmetic number, because the mean of its divisors is an integer number (553840).

2^2205499 is an apocalyptic number.

2205499 is a deficient number, since it is larger than the sum of its proper divisors (9861).

2205499 is an equidigital number, since it uses as much as digits as its factorization.

2205499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9860.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 2205499 is about 1485.0922530267. The cubic root of 2205499 is about 130.1674174389.

It can be divided in two parts, 2205 and 499, that added together give a square (2704 = 52²).

The spelling of 2205499 in words is "two million, two hundred five thousand, four hundred ninety-nine".