1223734 has 8 divisors (see below), whose sum is σ = 1840320. Its totient is φ = 610296.

The previous prime is 1223731. The next prime is 1223749. The reversal of 1223734 is 4373221.

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 (1223731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 987 + ... + 1849.

It is an arithmetic number, because the mean of its divisors is an integer number (230040).

2^1223734 is an apocalyptic number.

1223734 is a deficient number, since it is larger than the sum of its proper divisors (616586).

1223734 is an equidigital number, since it uses as much as digits as its factorization.

1223734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574.

The product of its digits is 1008, while the sum is 22.

The square root of 1223734 is about 1106.2251127144. The cubic root of 1223734 is about 106.9618753744.

Adding to 1223734 its reverse (4373221), we get a palindrome (5596955).

The spelling of 1223734 in words is "one million, two hundred twenty-three thousand, seven hundred thirty-four".