2200406 has 8 divisors (see below), whose sum is σ = 3554544. Its totient is φ = 1015560.

The previous prime is 2200403. The next prime is 2200423. The reversal of 2200406 is 6040022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200403) 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, 42290 + ... + 42341.

It is an arithmetic number, because the mean of its divisors is an integer number (444318).

2^2200406 is an apocalyptic number.

2200406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2200406 is a deficient number, since it is larger than the sum of its proper divisors (1354138).

2200406 is a wasteful number, since it uses less digits than its factorization.

2200406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84646.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2200406 is about 1483.3765536775. The cubic root of 2200406 is about 130.0671448010.

Adding to 2200406 its reverse (6040022), we get a palindrome (8240428).

The spelling of 2200406 in words is "two million, two hundred thousand, four hundred six".