1224089064 has 128 divisors (see below), whose sum is σ = 3829248000. Its totient is φ = 358948800.

The previous prime is 1224089059. The next prime is 1224089077. The reversal of 1224089064 is 4609804221.

1224089064 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65347 + ... + 81965.

It is an arithmetic number, because the mean of its divisors is an integer number (29916000).

Almost surely, 2^1224089064 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 1224089064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1914624000).

1224089064 is an abundant number, since it is smaller than the sum of its proper divisors (2605158936).

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

1224089064 is a wasteful number, since it uses less digits than its factorization.

1224089064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16676 (or 16666 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1224089064 is about 34986.9842084167. The cubic root of 1224089064 is about 1069.7221929962.

The spelling of 1224089064 in words is "one billion, two hundred twenty-four million, eighty-nine thousand, sixty-four".