22743194 has 8 divisors (see below), whose sum is σ = 34139988. Its totient is φ = 11363200.

The previous prime is 22743191. The next prime is 22743199. The reversal of 22743194 is 49134722.

It can be written as a sum of positive squares in 2 ways, for example, as 21390625 + 1352569 = 4625^2 + 1163^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 22743194.

It is not an unprimeable number, because it can be changed into a prime (22743191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44 + ... + 6744.

Almost surely, 2^22743194 is an apocalyptic number.

22743194 is a deficient number, since it is larger than the sum of its proper divisors (11396794).

22743194 is a wasteful number, since it uses less digits than its factorization.

22743194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8400.

The product of its digits is 12096, while the sum is 32.

The square root of 22743194 is about 4768.9824910561. The cubic root of 22743194 is about 283.3242962131.

The spelling of 22743194 in words is "twenty-two million, seven hundred forty-three thousand, one hundred ninety-four".