1225327446 has 128 divisors (see below), whose sum is σ = 3239424000. Its totient is φ = 336016512.

The previous prime is 1225327417. The next prime is 1225327447. The reversal of 1225327446 is 6447235221.

1225327446 is a `hidden beast` number, since 12 + 2 + 532 + 74 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1225327446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225327447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1104340 + ... + 1105448.

It is an arithmetic number, because the mean of its divisors is an integer number (25308000).

Almost surely, 2^1225327446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1225327446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619712000).

1225327446 is an abundant number, since it is smaller than the sum of its proper divisors (2014096554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1225327446 is a wasteful number, since it uses less digits than its factorization.

1225327446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243 (or 1237 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 1225327446 is about 35004.6774874444. The cubic root of 1225327446 is about 1070.0828089753.

The spelling of 1225327446 in words is "one billion, two hundred twenty-five million, three hundred twenty-seven thousand, four hundred forty-six".