1224838 has 8 divisors (see below), whose sum is σ = 1842120. Its totient is φ = 610800.

The previous prime is 1224823. The next prime is 1224851. The reversal of 1224838 is 8384221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693 + ... + 1711.

It is an arithmetic number, because the mean of its divisors is an integer number (230265).

2^1224838 is an apocalyptic number.

1224838 is a deficient number, since it is larger than the sum of its proper divisors (617282).

1224838 is a wasteful number, since it uses less digits than its factorization.

1224838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622.

The product of its digits is 3072, while the sum is 28.

The square root of 1224838 is about 1106.7239944991. The cubic root of 1224838 is about 106.9940311691.

The spelling of 1224838 in words is "one million, two hundred twenty-four thousand, eight hundred thirty-eight".