1225243304 has 32 divisors (see below), whose sum is σ = 2419657920. Its totient is φ = 580500096.

The previous prime is 1225243289. The next prime is 1225243307. The reversal of 1225243304 is 4033425221.

It is not an unprimeable number, because it can be changed into a prime (1225243307) 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, 11429 + ... + 50804.

It is an arithmetic number, because the mean of its divisors is an integer number (75614310).

Almost surely, 2^1225243304 is an apocalyptic number.

It is an amenable number.

1225243304 is a deficient number, since it is larger than the sum of its proper divisors (1194414616).

1225243304 is a wasteful number, since it uses less digits than its factorization.

1225243304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62369 (or 62365 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1225243304 is about 35003.4755988602. The cubic root of 1225243304 is about 1070.0583145788.

Adding to 1225243304 its reverse (4033425221), we get a palindrome (5258668525).

The spelling of 1225243304 in words is "one billion, two hundred twenty-five million, two hundred forty-three thousand, three hundred four".