1225602416 has 10 divisors (see below), whose sum is σ = 2374604712. Its totient is φ = 612801200.

The previous prime is 1225602401. The next prime is 1225602419. The reversal of 1225602416 is 6142065221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225602419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38300060 + ... + 38300091.

Almost surely, 2^1225602416 is an apocalyptic number.

1225602416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1225602416 is a deficient number, since it is larger than the sum of its proper divisors (1149002296).

1225602416 is an equidigital number, since it uses as much as digits as its factorization.

1225602416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76600159 (or 76600153 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1225602416 is about 35008.6048850850. The cubic root of 1225602416 is about 1070.1628470810.

Adding to 1225602416 its reverse (6142065221), we get a palindrome (7367667637).

The spelling of 1225602416 in words is "one billion, two hundred twenty-five million, six hundred two thousand, four hundred sixteen".