1224454056 has 64 divisors (see below), whose sum is σ = 3501120000. Its totient is φ = 349576128.

The previous prime is 1224454051. The next prime is 1224454057. The reversal of 1224454056 is 6504544221.

It is a super-2 number, since 2×1224454056² = 2998575470509702272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1224454051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348195 + ... + 351693.

It is an arithmetic number, because the mean of its divisors is an integer number (54705000).

Almost surely, 2^1224454056 is an apocalyptic number.

It is an amenable number.

1224454056 is an abundant number, since it is smaller than the sum of its proper divisors (2276665944).

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

1224454056 is a wasteful number, since it uses less digits than its factorization.

1224454056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5598 (or 5594 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 1224454056 is about 34992.1999308417. The cubic root of 1224454056 is about 1069.8285036818.

Adding to 1224454056 its reverse (6504544221), we get a palindrome (7728998277).

The spelling of 1224454056 in words is "one billion, two hundred twenty-four million, four hundred fifty-four thousand, fifty-six".