1224013040 has 20 divisors (see below), whose sum is σ = 2845830504. Its totient is φ = 489605184.

The previous prime is 1224013033. The next prime is 1224013051. The reversal of 1224013040 is 403104221.

It is a tau number, because it is divible by the number of its divisors (20).

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, 7650002 + ... + 7650161.

Almost surely, 2^1224013040 is an apocalyptic number.

1224013040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224013040 is an abundant number, since it is smaller than the sum of its proper divisors (1621817464).

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

1224013040 is a wasteful number, since it uses less digits than its factorization.

1224013040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15300176 (or 15300170 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1224013040 is about 34985.8977303713. The cubic root of 1224013040 is about 1069.7000469378.

Adding to 1224013040 its reverse (403104221), we get a palindrome (1627117261).

The spelling of 1224013040 in words is "one billion, two hundred twenty-four million, thirteen thousand, forty".