1489264236 has 72 divisors (see below), whose sum is σ = 3869545680. Its totient is φ = 482678784.

The previous prime is 1489264219. The next prime is 1489264261. The reversal of 1489264236 is 6324629841.

It is a junction number, because it is equal to n+sod(n) for n = 1489264191 and 1489264200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358620 + ... + 362748.

It is an arithmetic number, because the mean of its divisors is an integer number (53743690).

Almost surely, 2^1489264236 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 1489264236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1934772840).

1489264236 is an abundant number, since it is smaller than the sum of its proper divisors (2380281444).

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

1489264236 is a wasteful number, since it uses less digits than its factorization.

1489264236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415 (or 4410 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 1489264236 is about 38590.9864605713. The cubic root of 1489264236 is about 1141.9767274015.

The spelling of 1489264236 in words is "one billion, four hundred eighty-nine million, two hundred sixty-four thousand, two hundred thirty-six".