2223099 has 16 divisors (see below), whose sum is σ = 3323040. Its totient is φ = 1468800.

The previous prime is 2223079. The next prime is 2223101. The reversal of 2223099 is 9903222.

It is not a de Polignac number, because 2223099 - 2¹³ = 2214907 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2223059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3399 + ... + 3999.

It is an arithmetic number, because the mean of its divisors is an integer number (207690).

2^2223099 is an apocalyptic number.

2223099 is a deficient number, since it is larger than the sum of its proper divisors (1099941).

2223099 is a wasteful number, since it uses less digits than its factorization.

2223099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2223099 is about 1491.0060362051. The cubic root of 2223099 is about 130.5127481271.

It can be divided in two parts, 222 and 3099, that added together give a triangular number (3321 = T₈₁).

The spelling of 2223099 in words is "two million, two hundred twenty-three thousand, ninety-nine".