1222624063 has 4 divisors (see below), whose sum is σ = 1223582760. Its totient is φ = 1221665368.

The previous prime is 1222623971. The next prime is 1222624069. The reversal of 1222624063 is 3604262221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222624063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222624069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477433 + ... + 479986.

It is an arithmetic number, because the mean of its divisors is an integer number (305895690).

Almost surely, 2^1222624063 is an apocalyptic number.

1222624063 is a deficient number, since it is larger than the sum of its proper divisors (958697).

1222624063 is an equidigital number, since it uses as much as digits as its factorization.

1222624063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958696.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1222624063 is about 34966.0415689280. The cubic root of 1222624063 is about 1069.2952715313.

Adding to 1222624063 its reverse (3604262221), we get a palindrome (4826886284).

The spelling of 1222624063 in words is "one billion, two hundred twenty-two million, six hundred twenty-four thousand, sixty-three".