1222062563 has 8 divisors (see below), whose sum is σ = 1270563840. Its totient is φ = 1174128840.

The previous prime is 1222062521. The next prime is 1222062571. The reversal of 1222062563 is 3652602221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222062563 - 2²⁸ = 953627107 is a prime.

It is a super-2 number, since 2×1222062563² = 2986873815772257938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222062263) 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, 137495 + ... + 146112.

It is an arithmetic number, because the mean of its divisors is an integer number (158820480).

Almost surely, 2^1222062563 is an apocalyptic number.

1222062563 is a deficient number, since it is larger than the sum of its proper divisors (48501277).

1222062563 is a wasteful number, since it uses less digits than its factorization.

1222062563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283777.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1222062563 is about 34958.0114279974. The cubic root of 1222062563 is about 1069.1315522952.

Adding to 1222062563 its reverse (3652602221), we get a palindrome (4874664784).

The spelling of 1222062563 in words is "one billion, two hundred twenty-two million, sixty-two thousand, five hundred sixty-three".