1222546522 has 8 divisors (see below), whose sum is σ = 1835205696. Its totient is φ = 610811292.

The previous prime is 1222546519. The next prime is 1222546541. The reversal of 1222546522 is 2256452221.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227668 + ... + 232975.

It is an arithmetic number, because the mean of its divisors is an integer number (229400712).

Almost surely, 2^1222546522 is an apocalyptic number.

1222546522 is a deficient number, since it is larger than the sum of its proper divisors (612659174).

1222546522 is a wasteful number, since it uses less digits than its factorization.

1222546522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461972.

The product of its digits is 19200, while the sum is 31.

The square root of 1222546522 is about 34964.9327469681. The cubic root of 1222546522 is about 1069.2726655152.

Adding to 1222546522 its reverse (2256452221), we get a palindrome (3478998743).

The spelling of 1222546522 in words is "one billion, two hundred twenty-two million, five hundred forty-six thousand, five hundred twenty-two".