1224512304 has 40 divisors (see below), whose sum is σ = 3329816640. Its totient is φ = 386687808.

The previous prime is 1224512297. The next prime is 1224512347. The reversal of 1224512304 is 4032154221.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 670422 + ... + 672245.

It is an arithmetic number, because the mean of its divisors is an integer number (83245416).

Almost surely, 2^1224512304 is an apocalyptic number.

It is an amenable number.

1224512304 is an abundant number, since it is smaller than the sum of its proper divisors (2105304336).

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

1224512304 is a wasteful number, since it uses less digits than its factorization.

1224512304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342697 (or 1342691 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1224512304 is about 34993.0322207150. The cubic root of 1224512304 is about 1069.8454675366.

Adding to 1224512304 its reverse (4032154221), we get a palindrome (5256666525).

The spelling of 1224512304 in words is "one billion, two hundred twenty-four million, five hundred twelve thousand, three hundred four".