1224713752 has 32 divisors (see below), whose sum is σ = 2398284000. Its totient is φ = 585218304.

The previous prime is 1224713717. The next prime is 1224713759. The reversal of 1224713752 is 2573174221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224713759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282868 + ... + 287164.

It is an arithmetic number, because the mean of its divisors is an integer number (74946375).

Almost surely, 2^1224713752 is an apocalyptic number.

It is an amenable number.

1224713752 is a deficient number, since it is larger than the sum of its proper divisors (1173570248).

1224713752 is a wasteful number, since it uses less digits than its factorization.

1224713752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5875 (or 5871 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 1224713752 is about 34995.9105039432. The cubic root of 1224713752 is about 1069.9041320927.

Adding to 1224713752 its reverse (2573174221), we get a palindrome (3797887973).

The spelling of 1224713752 in words is "one billion, two hundred twenty-four million, seven hundred thirteen thousand, seven hundred fifty-two".