2214406 has 4 divisors (see below), whose sum is σ = 3321612. Its totient is φ = 1107202.

The previous prime is 2214383. The next prime is 2214473. The reversal of 2214406 is 6044122.

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

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, 553600 + ... + 553603.

It is an arithmetic number, because the mean of its divisors is an integer number (830403).

2^2214406 is an apocalyptic number.

2214406 is a deficient number, since it is larger than the sum of its proper divisors (1107206).

2214406 is a wasteful number, since it uses less digits than its factorization.

2214406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107205.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2214406 is about 1488.0880350302. The cubic root of 2214406 is about 130.3424109311.

Adding to 2214406 its reverse (6044122), we get a palindrome (8258528).

The spelling of 2214406 in words is "two million, two hundred fourteen thousand, four hundred six".