4227646 has 4 divisors (see below), whose sum is σ = 6341472. Its totient is φ = 2113822.

The previous prime is 4227637. The next prime is 4227659. The reversal of 4227646 is 6467224.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056910 + ... + 1056913.

It is an arithmetic number, because the mean of its divisors is an integer number (1585368).

Almost surely, 2^4227646 is an apocalyptic number.

4227646 is a deficient number, since it is larger than the sum of its proper divisors (2113826).

4227646 is a wasteful number, since it uses less digits than its factorization.

4227646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113825.

The product of its digits is 16128, while the sum is 31.

The square root of 4227646 is about 2056.1240234966. The cubic root of 4227646 is about 161.6960974277.

The spelling of 4227646 in words is "four million, two hundred twenty-seven thousand, six hundred forty-six".