1200964224 has 64 divisors (see below), whose sum is σ = 3199609440. Its totient is φ = 399123456.

The previous prime is 1200964189. The next prime is 1200964229. The reversal of 1200964224 is 4224690021.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 1200964191 and 1200964200.

It is not an unprimeable number, because it can be changed into a prime (1200964229) 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 7 ways as a sum of consecutive naturals, for example, 128742 + ... + 137754.

Almost surely, 2^1200964224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200964224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599804720).

1200964224 is an abundant number, since it is smaller than the sum of its proper divisors (1998645216).

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

1200964224 is an equidigital number, since it uses as much as digits as its factorization.

1200964224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9377 (or 9365 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1200964224 is about 34654.9307314269. The cubic root of 1200964224 is about 1062.9431154545.

The spelling of 1200964224 in words is "one billion, two hundred million, nine hundred sixty-four thousand, two hundred twenty-four".