2243161406 has 8 divisors (see below), whose sum is σ = 3366540360. Its totient is φ = 1120981288.

The previous prime is 2243161399. The next prime is 2243161409. The reversal of 2243161406 is 6041613422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243161409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295016 + ... + 302523.

It is an arithmetic number, because the mean of its divisors is an integer number (420817545).

Almost surely, 2^2243161406 is an apocalyptic number.

2243161406 is a deficient number, since it is larger than the sum of its proper divisors (1123378954).

2243161406 is a wasteful number, since it uses less digits than its factorization.

2243161406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599418.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2243161406 is about 47362.0249355958. The cubic root of 2243161406 is about 1309.0417804740.

Adding to 2243161406 its reverse (6041613422), we get a palindrome (8284774828).

The spelling of 2243161406 in words is "two billion, two hundred forty-three million, one hundred sixty-one thousand, four hundred six".