2206436 has 24 divisors (see below), whose sum is σ = 4173120. Its totient is φ = 1017632.

The previous prime is 2206429. The next prime is 2206439. The reversal of 2206436 is 6346022.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2255 + ... + 3081.

It is an arithmetic number, because the mean of its divisors is an integer number (173880).

2^2206436 is an apocalyptic number.

It is an amenable number.

2206436 is a deficient number, since it is larger than the sum of its proper divisors (1966684).

2206436 is a wasteful number, since it uses less digits than its factorization.

2206436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2206436 is about 1485.4076881449. The cubic root of 2206436 is about 130.1858485818.

The spelling of 2206436 in words is "two million, two hundred six thousand, four hundred thirty-six".