1224652 has 24 divisors (see below), whose sum is σ = 2518992. Its totient is φ = 513600.

The previous prime is 1224637. The next prime is 1224673. The reversal of 1224652 is 2564221.

It is a super-2 number, since 2×1224652² = 2999545042208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 499 + ... + 1642.

It is an arithmetic number, because the mean of its divisors is an integer number (104958).

2^1224652 is an apocalyptic number.

It is an amenable number.

1224652 is an abundant number, since it is smaller than the sum of its proper divisors (1294340).

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

1224652 is a wasteful number, since it uses less digits than its factorization.

1224652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169 (or 2167 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 1224652 is about 1106.6399595171. The cubic root of 1224652 is about 106.9886149706.

Adding to 1224652 its reverse (2564221), we get a palindrome (3788873).

It can be divided in two parts, 122 and 4652, that added together give a palindrome (4774).

The spelling of 1224652 in words is "one million, two hundred twenty-four thousand, six hundred fifty-two".