1225441622 has 8 divisors (see below), whose sum is σ = 1877272416. Its totient is φ = 599684152.

The previous prime is 1225441621. The next prime is 1225441639. The reversal of 1225441622 is 2261445221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225441621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6518213 + ... + 6518400.

It is an arithmetic number, because the mean of its divisors is an integer number (234659052).

Almost surely, 2^1225441622 is an apocalyptic number.

1225441622 is a deficient number, since it is larger than the sum of its proper divisors (651830794).

1225441622 is a wasteful number, since it uses less digits than its factorization.

1225441622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13036662.

The product of its digits is 7680, while the sum is 29.

The square root of 1225441622 is about 35006.3083172162. The cubic root of 1225441622 is about 1070.1160447117.

Adding to 1225441622 its reverse (2261445221), we get a palindrome (3486886843).

The spelling of 1225441622 in words is "one billion, two hundred twenty-five million, four hundred forty-one thousand, six hundred twenty-two".