1224927225 has 48 divisors (see below), whose sum is σ = 2281153600. Its totient is φ = 644319360.

The previous prime is 1224927199. The next prime is 1224927239. The reversal of 1224927225 is 5227294221.

It is a happy number.

1224927225 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1224927225 - 2¹⁹ = 1224402937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1224927225.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36846 + ... + 61704.

Almost surely, 2^1224927225 is an apocalyptic number.

1224927225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1224927225 is a deficient number, since it is larger than the sum of its proper divisors (1056226375).

1224927225 is a wasteful number, since it uses less digits than its factorization.

1224927225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24951 (or 24940 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 1224927225 is about 34998.9603417016. The cubic root of 1224927225 is about 1069.9662914818.

The spelling of 1224927225 in words is "one billion, two hundred twenty-four million, nine hundred twenty-seven thousand, two hundred twenty-five".