1245530222 has 16 divisors (see below), whose sum is σ = 1935327600. Its totient is φ = 600479040.

The previous prime is 1245530219. The next prime is 1245530227. The reversal of 1245530222 is 2220355421.

It is a junction number, because it is equal to n+sod(n) for n = 1245530191 and 1245530200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245530227) 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, 30029 + ... + 58247.

It is an arithmetic number, because the mean of its divisors is an integer number (120957975).

Almost surely, 2^1245530222 is an apocalyptic number.

1245530222 is a deficient number, since it is larger than the sum of its proper divisors (689797378).

1245530222 is a wasteful number, since it uses less digits than its factorization.

1245530222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29011.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1245530222 is about 35292.0702424780. The cubic root of 1245530222 is about 1075.9318322371.

Adding to 1245530222 its reverse (2220355421), we get a palindrome (3465885643).

The spelling of 1245530222 in words is "one billion, two hundred forty-five million, five hundred thirty thousand, two hundred twenty-two".