1226724 has 24 divisors (see below), whose sum is σ = 2885568. Its totient is φ = 405600.

The previous prime is 1226713. The next prime is 1226741. The reversal of 1226724 is 4276221.

It is a junction number, because it is equal to n+sod(n) for n = 1226694 and 1226703.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1474 + ... + 2150.

It is an arithmetic number, because the mean of its divisors is an integer number (120232).

2^1226724 is an apocalyptic number.

It is an amenable number.

1226724 is an abundant number, since it is smaller than the sum of its proper divisors (1658844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226724 is a wasteful number, since it uses less digits than its factorization.

1226724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835 (or 833 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 1226724 is about 1107.5757310451. The cubic root of 1226724 is about 107.0489193146.

The spelling of 1226724 in words is "one million, two hundred twenty-six thousand, seven hundred twenty-four".