4227394 has 8 divisors (see below), whose sum is σ = 6354828. Its totient is φ = 2109120.

The previous prime is 4227389. The next prime is 4227397. The reversal of 4227394 is 4937224.

It can be written as a sum of positive squares in 2 ways, for example, as 4182025 + 45369 = 2045^2 + 213^2 .

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 (4227397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 987 + ... + 3070.

Almost surely, 2^4227394 is an apocalyptic number.

4227394 is a deficient number, since it is larger than the sum of its proper divisors (2127434).

4227394 is a wasteful number, since it uses less digits than its factorization.

4227394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4580.

The product of its digits is 12096, while the sum is 31.

The square root of 4227394 is about 2056.0627422333. The cubic root of 4227394 is about 161.6928845896.

The spelling of 4227394 in words is "four million, two hundred twenty-seven thousand, three hundred ninety-four".